Finding the Fourth Proportional to 1,116,758.88, 1,541,139.21 and 607,462.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,758.88 : 1,541,139.21 = 607,462.47 : x
2. Step 2: Convert to fraction form
   1,116,758.88/1,541,139.21 = 607,462.47/x
3. Step 3: Cross multiply
   1,116,758.88x = 1,541,139.21 × 607,462.47
4. Step 4: Simplify right side
   1,116,758.88x = 936,184,231,120.45
5. Step 5: Solve for x
   x = 936,184,231,120.45/1,116,758.88
6. Step 6: Final answer
   x = 838,304.71