Finding the Third Proportional to 59,820 and 87,133

Step by Step Solution

1. Step 1: Write the proportion equation
   59,820 : 87,133 = 87,133 : x
2. Step 2: Convert to fraction form
   59,820/87,133 = 87,133/x
3. Step 3: Cross multiply
   59,820x = 87,133 × 87,133
4. Step 4: Simplify right side
   59,820x = 7,592,159,689
5. Step 5: Solve for x
   x = 7,592,159,689/59,820
6. Step 6: Final answer
   x = 126,916.75