Finding the Fourth Proportional to 16,451.16, 22,702.56 and 8,897.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,451.16 : 22,702.56 = 8,897.48 : x
2. Step 2: Convert to fraction form
   16,451.16/22,702.56 = 8,897.48/x
3. Step 3: Cross multiply
   16,451.16x = 22,702.56 × 8,897.48
4. Step 4: Simplify right side
   16,451.16x = 201,995,460.04
5. Step 5: Solve for x
   x = 201,995,460.04/16,451.16
6. Step 6: Final answer
   x = 12,278.49