Finding the Third Proportional to 34,127 and 69,940

Step by Step Solution

1. Step 1: Write the proportion equation
   34,127 : 69,940 = 69,940 : x
2. Step 2: Convert to fraction form
   34,127/69,940 = 69,940/x
3. Step 3: Cross multiply
   34,127x = 69,940 × 69,940
4. Step 4: Simplify right side
   34,127x = 4,891,603,600
5. Step 5: Solve for x
   x = 4,891,603,600/34,127
6. Step 6: Final answer
   x = 143,335.29