Finding the Third Proportional to 1,970,228 and 4,254,808

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,228 : 4,254,808 = 4,254,808 : x
2. Step 2: Convert to fraction form
   1,970,228/4,254,808 = 4,254,808/x
3. Step 3: Cross multiply
   1,970,228x = 4,254,808 × 4,254,808
4. Step 4: Simplify right side
   1,970,228x = 18,103,391,116,864
5. Step 5: Solve for x
   x = 18,103,391,116,864/1,970,228
6. Step 6: Final answer
   x = 9,188,475.20