Finding the Third Proportional to 38,431 and 49,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,431 : 49,105.50 = 49,105.50 : x
2. Step 2: Convert to fraction form
   38,431/49,105.50 = 49,105.50/x
3. Step 3: Cross multiply
   38,431x = 49,105.50 × 49,105.50
4. Step 4: Simplify right side
   38,431x = 2,411,350,130.25
5. Step 5: Solve for x
   x = 2,411,350,130.25/38,431
6. Step 6: Final answer
   x = 62,744.92