Finding the Fourth Proportional to 17,915.82, 26,870.22 and 17,026.77

Step by Step Solution

1. Step 1: Write the proportion equation
   17,915.82 : 26,870.22 = 17,026.77 : x
2. Step 2: Convert to fraction form
   17,915.82/26,870.22 = 17,026.77/x
3. Step 3: Cross multiply
   17,915.82x = 26,870.22 × 17,026.77
4. Step 4: Simplify right side
   17,915.82x = 457,513,055.79
5. Step 5: Solve for x
   x = 457,513,055.79/17,915.82
6. Step 6: Final answer
   x = 25,536.82