Finding the Fourth Proportional to 2,156,134.50, 3,231,006.69 and 875,183.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,134.50 : 3,231,006.69 = 875,183.31 : x
2. Step 2: Convert to fraction form
   2,156,134.50/3,231,006.69 = 875,183.31/x
3. Step 3: Cross multiply
   2,156,134.50x = 3,231,006.69 × 875,183.31
4. Step 4: Simplify right side
   2,156,134.50x = 2,827,723,129,586.34
5. Step 5: Solve for x
   x = 2,827,723,129,586.34/2,156,134.50
6. Step 6: Final answer
   x = 1,311,478.08