Finding the Fourth Proportional to 21,530.00, 32,294.72 and 7,489.76

Step by Step Solution

1. Step 1: Write the proportion equation
   21,530.00 : 32,294.72 = 7,489.76 : x
2. Step 2: Convert to fraction form
   21,530.00/32,294.72 = 7,489.76/x
3. Step 3: Cross multiply
   21,530.00x = 32,294.72 × 7,489.76
4. Step 4: Simplify right side
   21,530.00x = 241,879,559.32
5. Step 5: Solve for x
   x = 241,879,559.32/21,530.00
6. Step 6: Final answer
   x = 11,234.53