Finding the Third Proportional to 59,377 and 86,818

Step by Step Solution

1. Step 1: Write the proportion equation
   59,377 : 86,818 = 86,818 : x
2. Step 2: Convert to fraction form
   59,377/86,818 = 86,818/x
3. Step 3: Cross multiply
   59,377x = 86,818 × 86,818
4. Step 4: Simplify right side
   59,377x = 7,537,365,124
5. Step 5: Solve for x
   x = 7,537,365,124/59,377
6. Step 6: Final answer
   x = 126,940.82