Finding the Fourth Proportional to 59,111.10, 81,555.54 and 38,960.74

Step by Step Solution

1. Step 1: Write the proportion equation
   59,111.10 : 81,555.54 = 38,960.74 : x
2. Step 2: Convert to fraction form
   59,111.10/81,555.54 = 38,960.74/x
3. Step 3: Cross multiply
   59,111.10x = 81,555.54 × 38,960.74
4. Step 4: Simplify right side
   59,111.10x = 3,177,464,189.50
5. Step 5: Solve for x
   x = 3,177,464,189.50/59,111.10
6. Step 6: Final answer
   x = 53,754.10