Finding the Fourth Proportional to 11,657.49, 17,482.59 and 5,077.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,657.49 : 17,482.59 = 5,077.05 : x
2. Step 2: Convert to fraction form
   11,657.49/17,482.59 = 5,077.05/x
3. Step 3: Cross multiply
   11,657.49x = 17,482.59 × 5,077.05
4. Step 4: Simplify right side
   11,657.49x = 88,760,030.62
5. Step 5: Solve for x
   x = 88,760,030.62/11,657.49
6. Step 6: Final answer
   x = 7,613.99