Finding the Third Proportional to 42,838 and 65,922

Step by Step Solution

1. Step 1: Write the proportion equation
   42,838 : 65,922 = 65,922 : x
2. Step 2: Convert to fraction form
   42,838/65,922 = 65,922/x
3. Step 3: Cross multiply
   42,838x = 65,922 × 65,922
4. Step 4: Simplify right side
   42,838x = 4,345,710,084
5. Step 5: Solve for x
   x = 4,345,710,084/42,838
6. Step 6: Final answer
   x = 101,445.21