Finding the Fourth Proportional to 11,669.48, 17,499.66 and 5,098.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,669.48 : 17,499.66 = 5,098.76 : x
2. Step 2: Convert to fraction form
   11,669.48/17,499.66 = 5,098.76/x
3. Step 3: Cross multiply
   11,669.48x = 17,499.66 × 5,098.76
4. Step 4: Simplify right side
   11,669.48x = 89,226,566.42
5. Step 5: Solve for x
   x = 89,226,566.42/11,669.48
6. Step 6: Final answer
   x = 7,646.15