Finding the Fourth Proportional to 23,691.10, 35,502.72 and 17,401.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,691.10 : 35,502.72 = 17,401.72 : x
2. Step 2: Convert to fraction form
   23,691.10/35,502.72 = 17,401.72/x
3. Step 3: Cross multiply
   23,691.10x = 35,502.72 × 17,401.72
4. Step 4: Simplify right side
   23,691.10x = 617,808,392.68
5. Step 5: Solve for x
   x = 617,808,392.68/23,691.10
6. Step 6: Final answer
   x = 26,077.66