Finding the Fourth Proportional to 59,405.10, 89,058.31 and 31,309.46

Step by Step Solution

1. Step 1: Write the proportion equation
   59,405.10 : 89,058.31 = 31,309.46 : x
2. Step 2: Convert to fraction form
   59,405.10/89,058.31 = 31,309.46/x
3. Step 3: Cross multiply
   59,405.10x = 89,058.31 × 31,309.46
4. Step 4: Simplify right side
   59,405.10x = 2,788,367,594.61
5. Step 5: Solve for x
   x = 2,788,367,594.61/59,405.10
6. Step 6: Final answer
   x = 46,938.19