Finding the Third Proportional to 62,806 and 138,008

Step by Step Solution

1. Step 1: Write the proportion equation
   62,806 : 138,008 = 138,008 : x
2. Step 2: Convert to fraction form
   62,806/138,008 = 138,008/x
3. Step 3: Cross multiply
   62,806x = 138,008 × 138,008
4. Step 4: Simplify right side
   62,806x = 19,046,208,064
5. Step 5: Solve for x
   x = 19,046,208,064/62,806
6. Step 6: Final answer
   x = 303,254.59