Finding the Fourth Proportional to 1,543,723.31, 2,130,338.17 and 940,111.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,543,723.31 : 2,130,338.17 = 940,111.31 : x
2. Step 2: Convert to fraction form
   1,543,723.31/2,130,338.17 = 940,111.31/x
3. Step 3: Cross multiply
   1,543,723.31x = 2,130,338.17 × 940,111.31
4. Step 4: Simplify right side
   1,543,723.31x = 2,002,755,014,242.69
5. Step 5: Solve for x
   x = 2,002,755,014,242.69/1,543,723.31
6. Step 6: Final answer
   x = 1,297,353.61