Finding the Fourth Proportional to 1,069,410.52, 1,475,688.38 and 616,614.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,410.52 : 1,475,688.38 = 616,614.04 : x
2. Step 2: Convert to fraction form
   1,069,410.52/1,475,688.38 = 616,614.04/x
3. Step 3: Cross multiply
   1,069,410.52x = 1,475,688.38 × 616,614.04
4. Step 4: Simplify right side
   1,069,410.52x = 909,930,173,772.86
5. Step 5: Solve for x
   x = 909,930,173,772.86/1,069,410.52
6. Step 6: Final answer
   x = 850,870.79