Finding the Fourth Proportional to 17,669.99, 24,360.89 and 15,141.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,669.99 : 24,360.89 = 15,141.17 : x
2. Step 2: Convert to fraction form
   17,669.99/24,360.89 = 15,141.17/x
3. Step 3: Cross multiply
   17,669.99x = 24,360.89 × 15,141.17
4. Step 4: Simplify right side
   17,669.99x = 368,852,362.04
5. Step 5: Solve for x
   x = 368,852,362.04/17,669.99
6. Step 6: Final answer
   x = 20,874.51