Finding the Third Proportional to 65,715.75 and 106,776

Step by Step Solution

1. Step 1: Write the proportion equation
   65,715.75 : 106,776 = 106,776 : x
2. Step 2: Convert to fraction form
   65,715.75/106,776 = 106,776/x
3. Step 3: Cross multiply
   65,715.75x = 106,776 × 106,776
4. Step 4: Simplify right side
   65,715.75x = 11,401,114,176
5. Step 5: Solve for x
   x = 11,401,114,176/65,715.75
6. Step 6: Final answer
   x = 173,491.35