Finding the Third Proportional to 49,816.50 and 74,019

Step by Step Solution

1. Step 1: Write the proportion equation
   49,816.50 : 74,019 = 74,019 : x
2. Step 2: Convert to fraction form
   49,816.50/74,019 = 74,019/x
3. Step 3: Cross multiply
   49,816.50x = 74,019 × 74,019
4. Step 4: Simplify right side
   49,816.50x = 5,478,812,361
5. Step 5: Solve for x
   x = 5,478,812,361/49,816.50
6. Step 6: Final answer
   x = 109,979.87