Finding the Fourth Proportional to 753,150.10, 1,039,345.91 and 413,618.35

Step by Step Solution

1. Step 1: Write the proportion equation
   753,150.10 : 1,039,345.91 = 413,618.35 : x
2. Step 2: Convert to fraction form
   753,150.10/1,039,345.91 = 413,618.35/x
3. Step 3: Cross multiply
   753,150.10x = 1,039,345.91 × 413,618.35
4. Step 4: Simplify right side
   753,150.10x = 429,892,540,373.45
5. Step 5: Solve for x
   x = 429,892,540,373.45/753,150.10
6. Step 6: Final answer
   x = 570,792.65