Finding the Third Proportional to 45,672.50 and 71,664

Step by Step Solution

1. Step 1: Write the proportion equation
   45,672.50 : 71,664 = 71,664 : x
2. Step 2: Convert to fraction form
   45,672.50/71,664 = 71,664/x
3. Step 3: Cross multiply
   45,672.50x = 71,664 × 71,664
4. Step 4: Simplify right side
   45,672.50x = 5,135,728,896
5. Step 5: Solve for x
   x = 5,135,728,896/45,672.50
6. Step 6: Final answer
   x = 112,446.85