Finding the Third Proportional to 16,400 and 35,552

Step by Step Solution

1. Step 1: Write the proportion equation
   16,400 : 35,552 = 35,552 : x
2. Step 2: Convert to fraction form
   16,400/35,552 = 35,552/x
3. Step 3: Cross multiply
   16,400x = 35,552 × 35,552
4. Step 4: Simplify right side
   16,400x = 1,263,944,704
5. Step 5: Solve for x
   x = 1,263,944,704/16,400
6. Step 6: Final answer
   x = 77,069.80