Finding the Fourth Proportional to 16,123.02, 22,254.42 and 9,749.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,123.02 : 22,254.42 = 9,749.63 : x
2. Step 2: Convert to fraction form
   16,123.02/22,254.42 = 9,749.63/x
3. Step 3: Cross multiply
   16,123.02x = 22,254.42 × 9,749.63
4. Step 4: Simplify right side
   16,123.02x = 216,972,249.59
5. Step 5: Solve for x
   x = 216,972,249.59/16,123.02
6. Step 6: Final answer
   x = 13,457.30