Finding the Third Proportional to 147,443 and 222,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,443 : 222,382.50 = 222,382.50 : x
2. Step 2: Convert to fraction form
   147,443/222,382.50 = 222,382.50/x
3. Step 3: Cross multiply
   147,443x = 222,382.50 × 222,382.50
4. Step 4: Simplify right side
   147,443x = 49,453,976,306.25
5. Step 5: Solve for x
   x = 49,453,976,306.25/147,443
6. Step 6: Final answer
   x = 335,410.81