Finding the Fourth Proportional to 17,105.43, 23,612.69 and 10,393.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,105.43 : 23,612.69 = 10,393.20 : x
2. Step 2: Convert to fraction form
   17,105.43/23,612.69 = 10,393.20/x
3. Step 3: Cross multiply
   17,105.43x = 23,612.69 × 10,393.20
4. Step 4: Simplify right side
   17,105.43x = 245,411,373.25
5. Step 5: Solve for x
   x = 245,411,373.25/17,105.43
6. Step 6: Final answer
   x = 14,346.99