Finding the Third Proportional to 5,253.75 and 8,134.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,253.75 : 8,134.88 = 8,134.88 : x
2. Step 2: Convert to fraction form
   5,253.75/8,134.88 = 8,134.88/x
3. Step 3: Cross multiply
   5,253.75x = 8,134.88 × 8,134.88
4. Step 4: Simplify right side
   5,253.75x = 66,176,191.27
5. Step 5: Solve for x
   x = 66,176,191.27/5,253.75
6. Step 6: Final answer
   x = 12,595.99