Finding the Fourth Proportional to 753,056.94, 1,039,225.78 and 413,532.30

Step by Step Solution

1. Step 1: Write the proportion equation
   753,056.94 : 1,039,225.78 = 413,532.30 : x
2. Step 2: Convert to fraction form
   753,056.94/1,039,225.78 = 413,532.30/x
3. Step 3: Cross multiply
   753,056.94x = 1,039,225.78 × 413,532.30
4. Step 4: Simplify right side
   753,056.94x = 429,753,427,022.69
5. Step 5: Solve for x
   x = 429,753,427,022.69/753,056.94
6. Step 6: Final answer
   x = 570,678.53