Finding the Fourth Proportional to 43,030.10, 59,348.66 and 31,132.82

Step by Step Solution

1. Step 1: Write the proportion equation
   43,030.10 : 59,348.66 = 31,132.82 : x
2. Step 2: Convert to fraction form
   43,030.10/59,348.66 = 31,132.82/x
3. Step 3: Cross multiply
   43,030.10x = 59,348.66 × 31,132.82
4. Step 4: Simplify right side
   43,030.10x = 1,847,690,696.61
5. Step 5: Solve for x
   x = 1,847,690,696.61/43,030.10
6. Step 6: Final answer
   x = 42,939.50