Finding the Fourth Proportional to 1,116,737.34, 1,540,978.47 and 657,824.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,737.34 : 1,540,978.47 = 657,824.82 : x
2. Step 2: Convert to fraction form
   1,116,737.34/1,540,978.47 = 657,824.82/x
3. Step 3: Cross multiply
   1,116,737.34x = 1,540,978.47 × 657,824.82
4. Step 4: Simplify right side
   1,116,737.34x = 1,013,693,884,651.63
5. Step 5: Solve for x
   x = 1,013,693,884,651.63/1,116,737.34
6. Step 6: Final answer
   x = 907,728.12