Finding the Third Proportional to 46,666.50 and 71,728.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,666.50 : 71,728.50 = 71,728.50 : x
2. Step 2: Convert to fraction form
   46,666.50/71,728.50 = 71,728.50/x
3. Step 3: Cross multiply
   46,666.50x = 71,728.50 × 71,728.50
4. Step 4: Simplify right side
   46,666.50x = 5,144,977,712.25
5. Step 5: Solve for x
   x = 5,144,977,712.25/46,666.50
6. Step 6: Final answer
   x = 110,249.92