Finding the Fourth Proportional to 10,950.89, 16,434.84 and 4,377.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,950.89 : 16,434.84 = 4,377.74 : x
2. Step 2: Convert to fraction form
   10,950.89/16,434.84 = 4,377.74/x
3. Step 3: Cross multiply
   10,950.89x = 16,434.84 × 4,377.74
4. Step 4: Simplify right side
   10,950.89x = 71,947,456.46
5. Step 5: Solve for x
   x = 71,947,456.46/10,950.89
6. Step 6: Final answer
   x = 6,570.01