Finding the Fourth Proportional to 11,565.18, 17,348.78 and 3,245.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,565.18 : 17,348.78 = 3,245.27 : x
2. Step 2: Convert to fraction form
   11,565.18/17,348.78 = 3,245.27/x
3. Step 3: Cross multiply
   11,565.18x = 17,348.78 × 3,245.27
4. Step 4: Simplify right side
   11,565.18x = 56,301,396.64
5. Step 5: Solve for x
   x = 56,301,396.64/11,565.18
6. Step 6: Final answer
   x = 4,868.18