Finding the Fourth Proportional to 2,070,118,089.72, 3,106,146,806.91 and 1,020,283,990.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070,118,089.72 : 3,106,146,806.91 = 1,020,283,990.38 : x
2. Step 2: Convert to fraction form
   2,070,118,089.72/3,106,146,806.91 = 1,020,283,990.38/x
3. Step 3: Cross multiply
   2,070,118,089.72x = 3,106,146,806.91 × 1,020,283,990.38
4. Step 4: Simplify right side
   2,070,118,089.72x = 3,169,151,858,860,230,144
5. Step 5: Solve for x
   x = 3,169,151,858,860,230,144/2,070,118,089.72
6. Step 6: Final answer
   x = 1,530,903,900.89