Finding the Third Proportional to 49,760 and 75,360

Step by Step Solution

1. Step 1: Write the proportion equation
   49,760 : 75,360 = 75,360 : x
2. Step 2: Convert to fraction form
   49,760/75,360 = 75,360/x
3. Step 3: Cross multiply
   49,760x = 75,360 × 75,360
4. Step 4: Simplify right side
   49,760x = 5,679,129,600
5. Step 5: Solve for x
   x = 5,679,129,600/49,760
6. Step 6: Final answer
   x = 114,130.42