Finding the Fourth Proportional to 11,637.59, 17,442.52 and 8,108.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,637.59 : 17,442.52 = 8,108.49 : x
2. Step 2: Convert to fraction form
   11,637.59/17,442.52 = 8,108.49/x
3. Step 3: Cross multiply
   11,637.59x = 17,442.52 × 8,108.49
4. Step 4: Simplify right side
   11,637.59x = 141,432,478.72
5. Step 5: Solve for x
   x = 141,432,478.72/11,637.59
6. Step 6: Final answer
   x = 12,153.07