Finding the Third Proportional to 40,680 and 59,700

Step by Step Solution

1. Step 1: Write the proportion equation
   40,680 : 59,700 = 59,700 : x
2. Step 2: Convert to fraction form
   40,680/59,700 = 59,700/x
3. Step 3: Cross multiply
   40,680x = 59,700 × 59,700
4. Step 4: Simplify right side
   40,680x = 3,564,090,000
5. Step 5: Solve for x
   x = 3,564,090,000/40,680
6. Step 6: Final answer
   x = 87,612.83