Finding the Third Proportional to 5,909.75 and 8,747.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,909.75 : 8,747.88 = 8,747.88 : x
2. Step 2: Convert to fraction form
   5,909.75/8,747.88 = 8,747.88/x
3. Step 3: Cross multiply
   5,909.75x = 8,747.88 × 8,747.88
4. Step 4: Simplify right side
   5,909.75x = 76,525,317.02
5. Step 5: Solve for x
   x = 76,525,317.02/5,909.75
6. Step 6: Final answer
   x = 12,948.99