Finding the Third Proportional to 2,248,190 and 3,428,308

Step by Step Solution

1. Step 1: Write the proportion equation
   2,248,190 : 3,428,308 = 3,428,308 : x
2. Step 2: Convert to fraction form
   2,248,190/3,428,308 = 3,428,308/x
3. Step 3: Cross multiply
   2,248,190x = 3,428,308 × 3,428,308
4. Step 4: Simplify right side
   2,248,190x = 11,753,295,742,864
5. Step 5: Solve for x
   x = 11,753,295,742,864/2,248,190
6. Step 6: Final answer
   x = 5,227,892.55