Finding the Fourth Proportional to 1,043,404.10, 1,566,272.55 and 807,791.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,043,404.10 : 1,566,272.55 = 807,791.30 : x
2. Step 2: Convert to fraction form
   1,043,404.10/1,566,272.55 = 807,791.30/x
3. Step 3: Cross multiply
   1,043,404.10x = 1,566,272.55 × 807,791.30
4. Step 4: Simplify right side
   1,043,404.10x = 1,265,221,339,318.82
5. Step 5: Solve for x
   x = 1,265,221,339,318.82/1,043,404.10
6. Step 6: Final answer
   x = 1,212,589.96