Finding the Fourth Proportional to 1,587,807.59, 2,380,960.71 and 615,626.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,587,807.59 : 2,380,960.71 = 615,626.75 : x
2. Step 2: Convert to fraction form
   1,587,807.59/2,380,960.71 = 615,626.75/x
3. Step 3: Cross multiply
   1,587,807.59x = 2,380,960.71 × 615,626.75
4. Step 4: Simplify right side
   1,587,807.59x = 1,465,783,109,727.39
5. Step 5: Solve for x
   x = 1,465,783,109,727.39/1,587,807.59
6. Step 6: Final answer
   x = 923,149.08