Finding the Fourth Proportional to 2,547.18, 3,514.32 and 2,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.18 : 3,514.32 = 2,317.50 : x
2. Step 2: Convert to fraction form
   2,547.18/3,514.32 = 2,317.50/x
3. Step 3: Cross multiply
   2,547.18x = 3,514.32 × 2,317.50
4. Step 4: Simplify right side
   2,547.18x = 8,144,436.60
5. Step 5: Solve for x
   x = 8,144,436.60/2,547.18
6. Step 6: Final answer
   x = 3,197.43