Finding the Third Proportional to 25,823.13 and 39,902.40

Step by Step Solution

1. Step 1: Write the proportion equation
   25,823.13 : 39,902.40 = 39,902.40 : x
2. Step 2: Convert to fraction form
   25,823.13/39,902.40 = 39,902.40/x
3. Step 3: Cross multiply
   25,823.13x = 39,902.40 × 39,902.40
4. Step 4: Simplify right side
   25,823.13x = 1,592,201,924.69
5. Step 5: Solve for x
   x = 1,592,201,924.69/25,823.13
6. Step 6: Final answer
   x = 61,657.99