Finding the Fourth Proportional to 16,426.61, 22,669.56 and 10,051.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,426.61 : 22,669.56 = 10,051.20 : x
2. Step 2: Convert to fraction form
   16,426.61/22,669.56 = 10,051.20/x
3. Step 3: Cross multiply
   16,426.61x = 22,669.56 × 10,051.20
4. Step 4: Simplify right side
   16,426.61x = 227,856,363.27
5. Step 5: Solve for x
   x = 227,856,363.27/16,426.61
6. Step 6: Final answer
   x = 13,871.17