Finding the Third Proportional to 147,445 and 222,386

Step by Step Solution

1. Step 1: Write the proportion equation
   147,445 : 222,386 = 222,386 : x
2. Step 2: Convert to fraction form
   147,445/222,386 = 222,386/x
3. Step 3: Cross multiply
   147,445x = 222,386 × 222,386
4. Step 4: Simplify right side
   147,445x = 49,455,532,996
5. Step 5: Solve for x
   x = 49,455,532,996/147,445
6. Step 6: Final answer
   x = 335,416.82