Finding the Third Proportional to 42,806 and 62,970

Step by Step Solution

1. Step 1: Write the proportion equation
   42,806 : 62,970 = 62,970 : x
2. Step 2: Convert to fraction form
   42,806/62,970 = 62,970/x
3. Step 3: Cross multiply
   42,806x = 62,970 × 62,970
4. Step 4: Simplify right side
   42,806x = 3,965,220,900
5. Step 5: Solve for x
   x = 3,965,220,900/42,806
6. Step 6: Final answer
   x = 92,632.36