Finding the Fourth Proportional to 2,131,055.31, 3,197,005.32 and 783,229.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,055.31 : 3,197,005.32 = 783,229.08 : x
2. Step 2: Convert to fraction form
   2,131,055.31/3,197,005.32 = 783,229.08/x
3. Step 3: Cross multiply
   2,131,055.31x = 3,197,005.32 × 783,229.08
4. Step 4: Simplify right side
   2,131,055.31x = 2,503,987,535,538.71
5. Step 5: Solve for x
   x = 2,503,987,535,538.71/2,131,055.31
6. Step 6: Final answer
   x = 1,174,998.85