Finding the Third Proportional to 35,918 and 72,862

Step by Step Solution

1. Step 1: Write the proportion equation
   35,918 : 72,862 = 72,862 : x
2. Step 2: Convert to fraction form
   35,918/72,862 = 72,862/x
3. Step 3: Cross multiply
   35,918x = 72,862 × 72,862
4. Step 4: Simplify right side
   35,918x = 5,308,871,044
5. Step 5: Solve for x
   x = 5,308,871,044/35,918
6. Step 6: Final answer
   x = 147,805.31