Finding the Fourth Proportional to 756,410.72, 1,043,851.61 and 416,878.97

Step by Step Solution

1. Step 1: Write the proportion equation
   756,410.72 : 1,043,851.61 = 416,878.97 : x
2. Step 2: Convert to fraction form
   756,410.72/1,043,851.61 = 416,878.97/x
3. Step 3: Cross multiply
   756,410.72x = 1,043,851.61 × 416,878.97
4. Step 4: Simplify right side
   756,410.72x = 435,159,784,009.64
5. Step 5: Solve for x
   x = 435,159,784,009.64/756,410.72
6. Step 6: Final answer
   x = 575,295.63