Finding the Third Proportional to 42,861 and 62,616

Step by Step Solution

1. Step 1: Write the proportion equation
   42,861 : 62,616 = 62,616 : x
2. Step 2: Convert to fraction form
   42,861/62,616 = 62,616/x
3. Step 3: Cross multiply
   42,861x = 62,616 × 62,616
4. Step 4: Simplify right side
   42,861x = 3,920,763,456
5. Step 5: Solve for x
   x = 3,920,763,456/42,861
6. Step 6: Final answer
   x = 91,476.25