Finding the Third Proportional to 1,970,238 and 4,254,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,238 : 4,254,828 = 4,254,828 : x
2. Step 2: Convert to fraction form
   1,970,238/4,254,828 = 4,254,828/x
3. Step 3: Cross multiply
   1,970,238x = 4,254,828 × 4,254,828
4. Step 4: Simplify right side
   1,970,238x = 18,103,561,309,584
5. Step 5: Solve for x
   x = 18,103,561,309,584/1,970,238
6. Step 6: Final answer
   x = 9,188,514.95