Finding the Third Proportional to 59,868 and 87,168

Step by Step Solution

1. Step 1: Write the proportion equation
   59,868 : 87,168 = 87,168 : x
2. Step 2: Convert to fraction form
   59,868/87,168 = 87,168/x
3. Step 3: Cross multiply
   59,868x = 87,168 × 87,168
4. Step 4: Simplify right side
   59,868x = 7,598,260,224
5. Step 5: Solve for x
   x = 7,598,260,224/59,868
6. Step 6: Final answer
   x = 126,916.89