Finding the Third Proportional to 31,704 and 69,384

Step by Step Solution

1. Step 1: Write the proportion equation
   31,704 : 69,384 = 69,384 : x
2. Step 2: Convert to fraction form
   31,704/69,384 = 69,384/x
3. Step 3: Cross multiply
   31,704x = 69,384 × 69,384
4. Step 4: Simplify right side
   31,704x = 4,814,139,456
5. Step 5: Solve for x
   x = 4,814,139,456/31,704
6. Step 6: Final answer
   x = 151,846.44