Finding the Fourth Proportional to 2,172,833.10, 3,259,233.45 and 656,513.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,833.10 : 3,259,233.45 = 656,513.10 : x
2. Step 2: Convert to fraction form
   2,172,833.10/3,259,233.45 = 656,513.10/x
3. Step 3: Cross multiply
   2,172,833.10x = 3,259,233.45 × 656,513.10
4. Step 4: Simplify right side
   2,172,833.10x = 2,139,729,455,883.20
5. Step 5: Solve for x
   x = 2,139,729,455,883.20/2,172,833.10
6. Step 6: Final answer
   x = 984,764.76