Finding the Third Proportional to 25,460 and 38,470

Step by Step Solution

1. Step 1: Write the proportion equation
   25,460 : 38,470 = 38,470 : x
2. Step 2: Convert to fraction form
   25,460/38,470 = 38,470/x
3. Step 3: Cross multiply
   25,460x = 38,470 × 38,470
4. Step 4: Simplify right side
   25,460x = 1,479,940,900
5. Step 5: Solve for x
   x = 1,479,940,900/25,460
6. Step 6: Final answer
   x = 58,128.08