Finding the Third Proportional to 42,703 and 64,192

Step by Step Solution

1. Step 1: Write the proportion equation
   42,703 : 64,192 = 64,192 : x
2. Step 2: Convert to fraction form
   42,703/64,192 = 64,192/x
3. Step 3: Cross multiply
   42,703x = 64,192 × 64,192
4. Step 4: Simplify right side
   42,703x = 4,120,612,864
5. Step 5: Solve for x
   x = 4,120,612,864/42,703
6. Step 6: Final answer
   x = 96,494.69