Finding the Third Proportional to 49,278.38 and 74,532.38

Step by Step Solution

1. Step 1: Write the proportion equation
   49,278.38 : 74,532.38 = 74,532.38 : x
2. Step 2: Convert to fraction form
   49,278.38/74,532.38 = 74,532.38/x
3. Step 3: Cross multiply
   49,278.38x = 74,532.38 × 74,532.38
4. Step 4: Simplify right side
   49,278.38x = 5,555,074,923.14
5. Step 5: Solve for x
   x = 5,555,074,923.14/49,278.38
6. Step 6: Final answer
   x = 112,728.45