Finding the Fourth Proportional to 17,700.48, 24,419.70 and 10,142.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,700.48 : 24,419.70 = 10,142.76 : x
2. Step 2: Convert to fraction form
   17,700.48/24,419.70 = 10,142.76/x
3. Step 3: Cross multiply
   17,700.48x = 24,419.70 × 10,142.76
4. Step 4: Simplify right side
   17,700.48x = 247,683,156.37
5. Step 5: Solve for x
   x = 247,683,156.37/17,700.48
6. Step 6: Final answer
   x = 13,993.02