Finding the Fourth Proportional to 937,731,636.18, 1,406,726,802.18 and 544,443,680.52

Step by Step Solution

1. Step 1: Write the proportion equation
   937,731,636.18 : 1,406,726,802.18 = 544,443,680.52 : x
2. Step 2: Convert to fraction form
   937,731,636.18/1,406,726,802.18 = 544,443,680.52/x
3. Step 3: Cross multiply
   937,731,636.18x = 1,406,726,802.18 × 544,443,680.52
4. Step 4: Simplify right side
   937,731,636.18x = 765,883,517,665,009,152
5. Step 5: Solve for x
   x = 765,883,517,665,009,152/937,731,636.18
6. Step 6: Final answer
   x = 816,740,619.72