Finding the Fourth Proportional to 21,498.24, 32,250.72 and 9,011.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,498.24 : 32,250.72 = 9,011.88 : x
2. Step 2: Convert to fraction form
   21,498.24/32,250.72 = 9,011.88/x
3. Step 3: Cross multiply
   21,498.24x = 32,250.72 × 9,011.88
4. Step 4: Simplify right side
   21,498.24x = 290,639,618.55
5. Step 5: Solve for x
   x = 290,639,618.55/21,498.24
6. Step 6: Final answer
   x = 13,519.23