Finding the Third Proportional to 40,716 and 59,615

Step by Step Solution

1. Step 1: Write the proportion equation
   40,716 : 59,615 = 59,615 : x
2. Step 2: Convert to fraction form
   40,716/59,615 = 59,615/x
3. Step 3: Cross multiply
   40,716x = 59,615 × 59,615
4. Step 4: Simplify right side
   40,716x = 3,553,948,225
5. Step 5: Solve for x
   x = 3,553,948,225/40,716
6. Step 6: Final answer
   x = 87,286.28