Finding the Third Proportional to 25,400.25 and 38,606.63

Step by Step Solution

1. Step 1: Write the proportion equation
   25,400.25 : 38,606.63 = 38,606.63 : x
2. Step 2: Convert to fraction form
   25,400.25/38,606.63 = 38,606.63/x
3. Step 3: Cross multiply
   25,400.25x = 38,606.63 × 38,606.63
4. Step 4: Simplify right side
   25,400.25x = 1,490,471,493.89
5. Step 5: Solve for x
   x = 1,490,471,493.89/25,400.25
6. Step 6: Final answer
   x = 58,679.40