Finding the Fourth Proportional to 17,851.57, 26,617.76 and 17,361.13

Step by Step Solution

1. Step 1: Write the proportion equation
   17,851.57 : 26,617.76 = 17,361.13 : x
2. Step 2: Convert to fraction form
   17,851.57/26,617.76 = 17,361.13/x
3. Step 3: Cross multiply
   17,851.57x = 26,617.76 × 17,361.13
4. Step 4: Simplify right side
   17,851.57x = 462,114,304.86
5. Step 5: Solve for x
   x = 462,114,304.86/17,851.57
6. Step 6: Final answer
   x = 25,886.48