Finding the Third Proportional to 60,859 and 132,789

Step by Step Solution

1. Step 1: Write the proportion equation
   60,859 : 132,789 = 132,789 : x
2. Step 2: Convert to fraction form
   60,859/132,789 = 132,789/x
3. Step 3: Cross multiply
   60,859x = 132,789 × 132,789
4. Step 4: Simplify right side
   60,859x = 17,632,918,521
5. Step 5: Solve for x
   x = 17,632,918,521/60,859
6. Step 6: Final answer
   x = 289,733.95