Finding the Fourth Proportional to 17,398.72, 26,100.24 and 5,713.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,398.72 : 26,100.24 = 5,713.12 : x
2. Step 2: Convert to fraction form
   17,398.72/26,100.24 = 5,713.12/x
3. Step 3: Cross multiply
   17,398.72x = 26,100.24 × 5,713.12
4. Step 4: Simplify right side
   17,398.72x = 149,113,803.15
5. Step 5: Solve for x
   x = 149,113,803.15/17,398.72
6. Step 6: Final answer
   x = 8,570.39