Finding the Fourth Proportional to 17,088.57, 25,631.72 and 8,210.26

Step by Step Solution

1. Step 1: Write the proportion equation
   17,088.57 : 25,631.72 = 8,210.26 : x
2. Step 2: Convert to fraction form
   17,088.57/25,631.72 = 8,210.26/x
3. Step 3: Cross multiply
   17,088.57x = 25,631.72 × 8,210.26
4. Step 4: Simplify right side
   17,088.57x = 210,443,044.40
5. Step 5: Solve for x
   x = 210,443,044.40/17,088.57
6. Step 6: Final answer
   x = 12,314.84