Finding the Fourth Proportional to 11,643.18, 17,460.99 and 5,067.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,643.18 : 17,460.99 = 5,067.42 : x
2. Step 2: Convert to fraction form
   11,643.18/17,460.99 = 5,067.42/x
3. Step 3: Cross multiply
   11,643.18x = 17,460.99 × 5,067.42
4. Step 4: Simplify right side
   11,643.18x = 88,482,169.95
5. Step 5: Solve for x
   x = 88,482,169.95/11,643.18
6. Step 6: Final answer
   x = 7,599.48