Finding the Fourth Proportional to 10,191.24, 14,063.74 and 5,715.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.24 : 14,063.74 = 5,715.16 : x
2. Step 2: Convert to fraction form
   10,191.24/14,063.74 = 5,715.16/x
3. Step 3: Cross multiply
   10,191.24x = 14,063.74 × 5,715.16
4. Step 4: Simplify right side
   10,191.24x = 80,376,524.30
5. Step 5: Solve for x
   x = 80,376,524.30/10,191.24
6. Step 6: Final answer
   x = 7,886.82