Finding the Fourth Proportional to 2,517.50, 3,773.51 and 2,151.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.50 : 3,773.51 = 2,151.18 : x
2. Step 2: Convert to fraction form
   2,517.50/3,773.51 = 2,151.18/x
3. Step 3: Cross multiply
   2,517.50x = 3,773.51 × 2,151.18
4. Step 4: Simplify right side
   2,517.50x = 8,117,488.49
5. Step 5: Solve for x
   x = 8,117,488.49/2,517.50
6. Step 6: Final answer
   x = 3,224.43