Finding the Third Proportional to 45,729.75 and 68,250.38

Step by Step Solution

1. Step 1: Write the proportion equation
   45,729.75 : 68,250.38 = 68,250.38 : x
2. Step 2: Convert to fraction form
   45,729.75/68,250.38 = 68,250.38/x
3. Step 3: Cross multiply
   45,729.75x = 68,250.38 × 68,250.38
4. Step 4: Simplify right side
   45,729.75x = 4,658,113,687.64
5. Step 5: Solve for x
   x = 4,658,113,687.64/45,729.75
6. Step 6: Final answer
   x = 101,861.78