Finding the Fourth Proportional to 17,507.22, 26,191.71 and 13,527.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,507.22 : 26,191.71 = 13,527.42 : x
2. Step 2: Convert to fraction form
   17,507.22/26,191.71 = 13,527.42/x
3. Step 3: Cross multiply
   17,507.22x = 26,191.71 × 13,527.42
4. Step 4: Simplify right side
   17,507.22x = 354,306,261.69
5. Step 5: Solve for x
   x = 354,306,261.69/17,507.22
6. Step 6: Final answer
   x = 20,237.72