Finding the Fourth Proportional to 756,196.88, 1,043,598.28 and 416,665.04

Step by Step Solution

1. Step 1: Write the proportion equation
   756,196.88 : 1,043,598.28 = 416,665.04 : x
2. Step 2: Convert to fraction form
   756,196.88/1,043,598.28 = 416,665.04/x
3. Step 3: Cross multiply
   756,196.88x = 1,043,598.28 × 416,665.04
4. Step 4: Simplify right side
   756,196.88x = 434,830,919,080.13
5. Step 5: Solve for x
   x = 434,830,919,080.13/756,196.88
6. Step 6: Final answer
   x = 575,023.42