Finding the Fourth Proportional to 983,066,978.62, 1,356,955,731.36 and 782,491,772.29

Step by Step Solution

1. Step 1: Write the proportion equation
   983,066,978.62 : 1,356,955,731.36 = 782,491,772.29 : x
2. Step 2: Convert to fraction form
   983,066,978.62/1,356,955,731.36 = 782,491,772.29/x
3. Step 3: Cross multiply
   983,066,978.62x = 1,356,955,731.36 × 782,491,772.29
4. Step 4: Simplify right side
   983,066,978.62x = 1,061,806,695,150,959,360
5. Step 5: Solve for x
   x = 1,061,806,695,150,959,360/983,066,978.62
6. Step 6: Final answer
   x = 1,080,095,983.53