Finding the Fourth Proportional to 755,650.72, 1,042,799.52 and 416,119.60

Step by Step Solution

1. Step 1: Write the proportion equation
   755,650.72 : 1,042,799.52 = 416,119.60 : x
2. Step 2: Convert to fraction form
   755,650.72/1,042,799.52 = 416,119.60/x
3. Step 3: Cross multiply
   755,650.72x = 1,042,799.52 × 416,119.60
4. Step 4: Simplify right side
   755,650.72x = 433,929,319,142.59
5. Step 5: Solve for x
   x = 433,929,319,142.59/755,650.72
6. Step 6: Final answer
   x = 574,245.89