Finding the Fourth Proportional to 17,680.14, 24,420.06 and 13,223.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,680.14 : 24,420.06 = 13,223.52 : x
2. Step 2: Convert to fraction form
   17,680.14/24,420.06 = 13,223.52/x
3. Step 3: Cross multiply
   17,680.14x = 24,420.06 × 13,223.52
4. Step 4: Simplify right side
   17,680.14x = 322,919,151.81
5. Step 5: Solve for x
   x = 322,919,151.81/17,680.14
6. Step 6: Final answer
   x = 18,264.51