Finding the Fourth Proportional to 1,543,724.31, 2,130,339.55 and 940,112.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,543,724.31 : 2,130,339.55 = 940,112.31 : x
2. Step 2: Convert to fraction form
   1,543,724.31/2,130,339.55 = 940,112.31/x
3. Step 3: Cross multiply
   1,543,724.31x = 2,130,339.55 × 940,112.31
4. Step 4: Simplify right side
   1,543,724.31x = 2,002,758,435,434.86
5. Step 5: Solve for x
   x = 2,002,758,435,434.86/1,543,724.31
6. Step 6: Final answer
   x = 1,297,354.99