Finding the Third Proportional to 34,123 and 52,643

Step by Step Solution

1. Step 1: Write the proportion equation
   34,123 : 52,643 = 52,643 : x
2. Step 2: Convert to fraction form
   34,123/52,643 = 52,643/x
3. Step 3: Cross multiply
   34,123x = 52,643 × 52,643
4. Step 4: Simplify right side
   34,123x = 2,771,285,449
5. Step 5: Solve for x
   x = 2,771,285,449/34,123
6. Step 6: Final answer
   x = 81,214.59