Finding the Fourth Proportional to 11,513.18, 17,267.27 and 4,118.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,513.18 : 17,267.27 = 4,118.15 : x
2. Step 2: Convert to fraction form
   11,513.18/17,267.27 = 4,118.15/x
3. Step 3: Cross multiply
   11,513.18x = 17,267.27 × 4,118.15
4. Step 4: Simplify right side
   11,513.18x = 71,109,101.02
5. Step 5: Solve for x
   x = 71,109,101.02/11,513.18
6. Step 6: Final answer
   x = 6,176.32