Finding the Third Proportional to 34,640 and 52,392

Step by Step Solution

1. Step 1: Write the proportion equation
   34,640 : 52,392 = 52,392 : x
2. Step 2: Convert to fraction form
   34,640/52,392 = 52,392/x
3. Step 3: Cross multiply
   34,640x = 52,392 × 52,392
4. Step 4: Simplify right side
   34,640x = 2,744,921,664
5. Step 5: Solve for x
   x = 2,744,921,664/34,640
6. Step 6: Final answer
   x = 79,241.39