Finding the Fourth Proportional to 755,807.47, 1,043,014.31 and 416,275.72

Step by Step Solution

1. Step 1: Write the proportion equation
   755,807.47 : 1,043,014.31 = 416,275.72 : x
2. Step 2: Convert to fraction form
   755,807.47/1,043,014.31 = 416,275.72/x
3. Step 3: Cross multiply
   755,807.47x = 1,043,014.31 × 416,275.72
4. Step 4: Simplify right side
   755,807.47x = 434,181,532,865.55
5. Step 5: Solve for x
   x = 434,181,532,865.55/755,807.47
6. Step 6: Final answer
   x = 574,460.49