Finding the Third Proportional to 1,970,260 and 4,254,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,260 : 4,254,872 = 4,254,872 : x
2. Step 2: Convert to fraction form
   1,970,260/4,254,872 = 4,254,872/x
3. Step 3: Cross multiply
   1,970,260x = 4,254,872 × 4,254,872
4. Step 4: Simplify right side
   1,970,260x = 18,103,935,736,384
5. Step 5: Solve for x
   x = 18,103,935,736,384/1,970,260
6. Step 6: Final answer
   x = 9,188,602.39