Finding the Third Proportional to 25,977.38 and 40,486.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,977.38 : 40,486.50 = 40,486.50 : x
2. Step 2: Convert to fraction form
   25,977.38/40,486.50 = 40,486.50/x
3. Step 3: Cross multiply
   25,977.38x = 40,486.50 × 40,486.50
4. Step 4: Simplify right side
   25,977.38x = 1,639,156,682.25
5. Step 5: Solve for x
   x = 1,639,156,682.25/25,977.38
6. Step 6: Final answer
   x = 63,099.40