Finding the Fourth Proportional to 753,150.33, 1,039,346.28 and 413,618.58

Step by Step Solution

1. Step 1: Write the proportion equation
   753,150.33 : 1,039,346.28 = 413,618.58 : x
2. Step 2: Convert to fraction form
   753,150.33/1,039,346.28 = 413,618.58/x
3. Step 3: Cross multiply
   753,150.33x = 1,039,346.28 × 413,618.58
4. Step 4: Simplify right side
   753,150.33x = 429,892,932,461.88
5. Step 5: Solve for x
   x = 429,892,932,461.88/753,150.33
6. Step 6: Final answer
   x = 570,792.99