Finding the Fourth Proportional to 21,350.50, 32,030.62 and 7,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,350.50 : 32,030.62 = 7,499.50 : x
2. Step 2: Convert to fraction form
   21,350.50/32,030.62 = 7,499.50/x
3. Step 3: Cross multiply
   21,350.50x = 32,030.62 × 7,499.50
4. Step 4: Simplify right side
   21,350.50x = 240,213,634.69
5. Step 5: Solve for x
   x = 240,213,634.69/21,350.50
6. Step 6: Final answer
   x = 11,250.96