Finding the Fourth Proportional to 59,891.10, 89,761.05 and 30,317.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,891.10 : 89,761.05 = 30,317.10 : x
2. Step 2: Convert to fraction form
   59,891.10/89,761.05 = 30,317.10/x
3. Step 3: Cross multiply
   59,891.10x = 89,761.05 × 30,317.10
4. Step 4: Simplify right side
   59,891.10x = 2,721,294,728.96
5. Step 5: Solve for x
   x = 2,721,294,728.96/59,891.10
6. Step 6: Final answer
   x = 45,437.38