Finding the Fourth Proportional to 21,657.03, 32,493.86 and 7,618.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,657.03 : 32,493.86 = 7,618.52 : x
2. Step 2: Convert to fraction form
   21,657.03/32,493.86 = 7,618.52/x
3. Step 3: Cross multiply
   21,657.03x = 32,493.86 × 7,618.52
4. Step 4: Simplify right side
   21,657.03x = 247,554,921.73
5. Step 5: Solve for x
   x = 247,554,921.73/21,657.03
6. Step 6: Final answer
   x = 11,430.70