Finding the Fourth Proportional to 16,294.76, 22,485.36 and 9,487.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,294.76 : 22,485.36 = 9,487.72 : x
2. Step 2: Convert to fraction form
   16,294.76/22,485.36 = 9,487.72/x
3. Step 3: Cross multiply
   16,294.76x = 22,485.36 × 9,487.72
4. Step 4: Simplify right side
   16,294.76x = 213,334,799.78
5. Step 5: Solve for x
   x = 213,334,799.78/16,294.76
6. Step 6: Final answer
   x = 13,092.23