Finding the Fourth Proportional to 11,861.52, 17,796.48 and 5,287.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,861.52 : 17,796.48 = 5,287.08 : x
2. Step 2: Convert to fraction form
   11,861.52/17,796.48 = 5,287.08/x
3. Step 3: Cross multiply
   11,861.52x = 17,796.48 × 5,287.08
4. Step 4: Simplify right side
   11,861.52x = 94,091,413.48
5. Step 5: Solve for x
   x = 94,091,413.48/11,861.52
6. Step 6: Final answer
   x = 7,932.49