Finding the Third Proportional to 25,444.13 and 40,321.55

Step by Step Solution

1. Step 1: Write the proportion equation
   25,444.13 : 40,321.55 = 40,321.55 : x
2. Step 2: Convert to fraction form
   25,444.13/40,321.55 = 40,321.55/x
3. Step 3: Cross multiply
   25,444.13x = 40,321.55 × 40,321.55
4. Step 4: Simplify right side
   25,444.13x = 1,625,827,142.39
5. Step 5: Solve for x
   x = 1,625,827,142.39/25,444.13
6. Step 6: Final answer
   x = 63,897.94