Finding the Fourth Proportional to 10,916.76, 15,065.12 and 5,948.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,916.76 : 15,065.12 = 5,948.76 : x
2. Step 2: Convert to fraction form
   10,916.76/15,065.12 = 5,948.76/x
3. Step 3: Cross multiply
   10,916.76x = 15,065.12 × 5,948.76
4. Step 4: Simplify right side
   10,916.76x = 89,618,783.25
5. Step 5: Solve for x
   x = 89,618,783.25/10,916.76
6. Step 6: Final answer
   x = 8,209.28