Finding the Third Proportional to 42,448 and 60,512

Step by Step Solution

1. Step 1: Write the proportion equation
   42,448 : 60,512 = 60,512 : x
2. Step 2: Convert to fraction form
   42,448/60,512 = 60,512/x
3. Step 3: Cross multiply
   42,448x = 60,512 × 60,512
4. Step 4: Simplify right side
   42,448x = 3,661,702,144
5. Step 5: Solve for x
   x = 3,661,702,144/42,448
6. Step 6: Final answer
   x = 86,263.24