Finding the Third Proportional to 62,926 and 139,838

Step by Step Solution

1. Step 1: Write the proportion equation
   62,926 : 139,838 = 139,838 : x
2. Step 2: Convert to fraction form
   62,926/139,838 = 139,838/x
3. Step 3: Cross multiply
   62,926x = 139,838 × 139,838
4. Step 4: Simplify right side
   62,926x = 19,554,666,244
5. Step 5: Solve for x
   x = 19,554,666,244/62,926
6. Step 6: Final answer
   x = 310,756.54