Finding the Fourth Proportional to 21,542.32, 32,311.38 and 7,498.96

Step by Step Solution

1. Step 1: Write the proportion equation
   21,542.32 : 32,311.38 = 7,498.96 : x
2. Step 2: Convert to fraction form
   21,542.32/32,311.38 = 7,498.96/x
3. Step 3: Cross multiply
   21,542.32x = 32,311.38 × 7,498.96
4. Step 4: Simplify right side
   21,542.32x = 242,301,746.16
5. Step 5: Solve for x
   x = 242,301,746.16/21,542.32
6. Step 6: Final answer
   x = 11,247.71