Finding the Third Proportional to 50,802.19 and 74,623.78

Step by Step Solution

1. Step 1: Write the proportion equation
   50,802.19 : 74,623.78 = 74,623.78 : x
2. Step 2: Convert to fraction form
   50,802.19/74,623.78 = 74,623.78/x
3. Step 3: Cross multiply
   50,802.19x = 74,623.78 × 74,623.78
4. Step 4: Simplify right side
   50,802.19x = 5,568,708,728.05
5. Step 5: Solve for x
   x = 5,568,708,728.05/50,802.19
6. Step 6: Final answer
   x = 109,615.53