Finding the Third Proportional to 1,442,402 and 2,242,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,402 : 2,242,308 = 2,242,308 : x
2. Step 2: Convert to fraction form
   1,442,402/2,242,308 = 2,242,308/x
3. Step 3: Cross multiply
   1,442,402x = 2,242,308 × 2,242,308
4. Step 4: Simplify right side
   1,442,402x = 5,027,945,166,864
5. Step 5: Solve for x
   x = 5,027,945,166,864/1,442,402
6. Step 6: Final answer
   x = 3,485,814.06