Finding the Fourth Proportional to 10,960.89, 16,432.71 and 4,715.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,960.89 : 16,432.71 = 4,715.79 : x
2. Step 2: Convert to fraction form
   10,960.89/16,432.71 = 4,715.79/x
3. Step 3: Cross multiply
   10,960.89x = 16,432.71 × 4,715.79
4. Step 4: Simplify right side
   10,960.89x = 77,493,209.49
5. Step 5: Solve for x
   x = 77,493,209.49/10,960.89
6. Step 6: Final answer
   x = 7,069.97