Finding the Third Proportional to 60,870 and 132,015

Step by Step Solution

1. Step 1: Write the proportion equation
   60,870 : 132,015 = 132,015 : x
2. Step 2: Convert to fraction form
   60,870/132,015 = 132,015/x
3. Step 3: Cross multiply
   60,870x = 132,015 × 132,015
4. Step 4: Simplify right side
   60,870x = 17,427,960,225
5. Step 5: Solve for x
   x = 17,427,960,225/60,870
6. Step 6: Final answer
   x = 286,314.44