Finding the Fourth Proportional to 16,397.46, 22,621.98 and 10,098.90

Step by Step Solution

1. Step 1: Write the proportion equation
   16,397.46 : 22,621.98 = 10,098.90 : x
2. Step 2: Convert to fraction form
   16,397.46/22,621.98 = 10,098.90/x
3. Step 3: Cross multiply
   16,397.46x = 22,621.98 × 10,098.90
4. Step 4: Simplify right side
   16,397.46x = 228,457,113.82
5. Step 5: Solve for x
   x = 228,457,113.82/16,397.46
6. Step 6: Final answer
   x = 13,932.47