Finding the Fourth Proportional to 16,451.64, 22,700.70 and 10,488.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,451.64 : 22,700.70 = 10,488.42 : x
2. Step 2: Convert to fraction form
   16,451.64/22,700.70 = 10,488.42/x
3. Step 3: Cross multiply
   16,451.64x = 22,700.70 × 10,488.42
4. Step 4: Simplify right side
   16,451.64x = 238,094,475.89
5. Step 5: Solve for x
   x = 238,094,475.89/16,451.64
6. Step 6: Final answer
   x = 14,472.39