Finding the Third Proportional to 62,290 and 83,931

Step by Step Solution

1. Step 1: Write the proportion equation
   62,290 : 83,931 = 83,931 : x
2. Step 2: Convert to fraction form
   62,290/83,931 = 83,931/x
3. Step 3: Cross multiply
   62,290x = 83,931 × 83,931
4. Step 4: Simplify right side
   62,290x = 7,044,412,761
5. Step 5: Solve for x
   x = 7,044,412,761/62,290
6. Step 6: Final answer
   x = 113,090.59