Finding the Third Proportional to 16,715 and 35,615

Step by Step Solution

1. Step 1: Write the proportion equation
   16,715 : 35,615 = 35,615 : x
2. Step 2: Convert to fraction form
   16,715/35,615 = 35,615/x
3. Step 3: Cross multiply
   16,715x = 35,615 × 35,615
4. Step 4: Simplify right side
   16,715x = 1,268,428,225
5. Step 5: Solve for x
   x = 1,268,428,225/16,715
6. Step 6: Final answer
   x = 75,885.63