Finding the Fourth Proportional to 10,755.94, 16,112.35 and 5,490.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,755.94 : 16,112.35 = 5,490.74 : x
2. Step 2: Convert to fraction form
   10,755.94/16,112.35 = 5,490.74/x
3. Step 3: Cross multiply
   10,755.94x = 16,112.35 × 5,490.74
4. Step 4: Simplify right side
   10,755.94x = 88,468,724.64
5. Step 5: Solve for x
   x = 88,468,724.64/10,755.94
6. Step 6: Final answer
   x = 8,225.10