Finding the Fourth Proportional to 59,111.20, 88,604.48 and 19,657.76

Step by Step Solution

1. Step 1: Write the proportion equation
   59,111.20 : 88,604.48 = 19,657.76 : x
2. Step 2: Convert to fraction form
   59,111.20/88,604.48 = 19,657.76/x
3. Step 3: Cross multiply
   59,111.20x = 88,604.48 × 19,657.76
4. Step 4: Simplify right side
   59,111.20x = 1,741,765,602.76
5. Step 5: Solve for x
   x = 1,741,765,602.76/59,111.20
6. Step 6: Final answer
   x = 29,465.92