Finding the Fourth Proportional to 17,258.64, 23,801.10 and 12,793.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,258.64 : 23,801.10 = 12,793.50 : x
2. Step 2: Convert to fraction form
   17,258.64/23,801.10 = 12,793.50/x
3. Step 3: Cross multiply
   17,258.64x = 23,801.10 × 12,793.50
4. Step 4: Simplify right side
   17,258.64x = 304,499,372.85
5. Step 5: Solve for x
   x = 304,499,372.85/17,258.64
6. Step 6: Final answer
   x = 17,643.30