Finding the Fourth Proportional to 2,625.15, 3,932.42 and 1,217.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,625.15 : 3,932.42 = 1,217.59 : x
2. Step 2: Convert to fraction form
   2,625.15/3,932.42 = 1,217.59/x
3. Step 3: Cross multiply
   2,625.15x = 3,932.42 × 1,217.59
4. Step 4: Simplify right side
   2,625.15x = 4,788,059.35
5. Step 5: Solve for x
   x = 4,788,059.35/2,625.15
6. Step 6: Final answer
   x = 1,823.92