Finding the Fourth Proportional to 753,185.96, 1,039,404.81 and 413,654.18

Step by Step Solution

1. Step 1: Write the proportion equation
   753,185.96 : 1,039,404.81 = 413,654.18 : x
2. Step 2: Convert to fraction form
   753,185.96/1,039,404.81 = 413,654.18/x
3. Step 3: Cross multiply
   753,185.96x = 1,039,404.81 × 413,654.18
4. Step 4: Simplify right side
   753,185.96x = 429,954,144,368.61
5. Step 5: Solve for x
   x = 429,954,144,368.61/753,185.96
6. Step 6: Final answer
   x = 570,847.26