Finding the Fourth Proportional to 2,152,388,968,166.20, 3,228,586,559,564.50 and 878,973,763,156.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,388,968,166.20 : 3,228,586,559,564.50 = 878,973,763,156.10 : x
2. Step 2: Convert to fraction form
   2,152,388,968,166.20/3,228,586,559,564.50 = 878,973,763,156.10/x
3. Step 3: Cross multiply
   2,152,388,968,166.20x = 3,228,586,559,564.50 × 878,973,763,156.10
4. Step 4: Simplify right side
   2,152,388,968,166.20x = 2,837,842,877,935,614,366,318,592
5. Step 5: Solve for x
   x = 2,837,842,877,935,614,366,318,592/2,152,388,968,166.20
6. Step 6: Final answer
   x = 1,318,461,913,672.33