Finding the Third Proportional to 49,678.50 and 74,984.25

Step by Step Solution

1. Step 1: Write the proportion equation
   49,678.50 : 74,984.25 = 74,984.25 : x
2. Step 2: Convert to fraction form
   49,678.50/74,984.25 = 74,984.25/x
3. Step 3: Cross multiply
   49,678.50x = 74,984.25 × 74,984.25
4. Step 4: Simplify right side
   49,678.50x = 5,622,637,748.06
5. Step 5: Solve for x
   x = 5,622,637,748.06/49,678.50
6. Step 6: Final answer
   x = 113,180.51