Finding the Fourth Proportional to 11,627.15, 17,442.67 and 5,384.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,627.15 : 17,442.67 = 5,384.61 : x
2. Step 2: Convert to fraction form
   11,627.15/17,442.67 = 5,384.61/x
3. Step 3: Cross multiply
   11,627.15x = 17,442.67 × 5,384.61
4. Step 4: Simplify right side
   11,627.15x = 93,921,961.85
5. Step 5: Solve for x
   x = 93,921,961.85/11,627.15
6. Step 6: Final answer
   x = 8,077.82