Finding the Third Proportional to 45,151 and 98,687

Step by Step Solution

1. Step 1: Write the proportion equation
   45,151 : 98,687 = 98,687 : x
2. Step 2: Convert to fraction form
   45,151/98,687 = 98,687/x
3. Step 3: Cross multiply
   45,151x = 98,687 × 98,687
4. Step 4: Simplify right side
   45,151x = 9,739,123,969
5. Step 5: Solve for x
   x = 9,739,123,969/45,151
6. Step 6: Final answer
   x = 215,701.18