Finding the Third Proportional to 68,074.50 and 147,956.25

Step by Step Solution

1. Step 1: Write the proportion equation
   68,074.50 : 147,956.25 = 147,956.25 : x
2. Step 2: Convert to fraction form
   68,074.50/147,956.25 = 147,956.25/x
3. Step 3: Cross multiply
   68,074.50x = 147,956.25 × 147,956.25
4. Step 4: Simplify right side
   68,074.50x = 21,891,051,914.06
5. Step 5: Solve for x
   x = 21,891,051,914.06/68,074.50
6. Step 6: Final answer
   x = 321,574.92