Finding the Fourth Proportional to 59,005.72, 88,509.42 and 21,573.28

Step by Step Solution

1. Step 1: Write the proportion equation
   59,005.72 : 88,509.42 = 21,573.28 : x
2. Step 2: Convert to fraction form
   59,005.72/88,509.42 = 21,573.28/x
3. Step 3: Cross multiply
   59,005.72x = 88,509.42 × 21,573.28
4. Step 4: Simplify right side
   59,005.72x = 1,909,438,500.30
5. Step 5: Solve for x
   x = 1,909,438,500.30/59,005.72
6. Step 6: Final answer
   x = 32,360.23