Finding the Third Proportional to 46,147.50 and 62,640

Step by Step Solution

1. Step 1: Write the proportion equation
   46,147.50 : 62,640 = 62,640 : x
2. Step 2: Convert to fraction form
   46,147.50/62,640 = 62,640/x
3. Step 3: Cross multiply
   46,147.50x = 62,640 × 62,640
4. Step 4: Simplify right side
   46,147.50x = 3,923,769,600
5. Step 5: Solve for x
   x = 3,923,769,600/46,147.50
6. Step 6: Final answer
   x = 85,026.70