Finding the Fourth Proportional to 10,753.56, 16,135.82 and 4,909.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,753.56 : 16,135.82 = 4,909.42 : x
2. Step 2: Convert to fraction form
   10,753.56/16,135.82 = 4,909.42/x
3. Step 3: Cross multiply
   10,753.56x = 16,135.82 × 4,909.42
4. Step 4: Simplify right side
   10,753.56x = 79,217,517.42
5. Step 5: Solve for x
   x = 79,217,517.42/10,753.56
6. Step 6: Final answer
   x = 7,366.63