Finding the Third Proportional to 1,615,174 and 3,497,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615,174 : 3,497,828 = 3,497,828 : x
2. Step 2: Convert to fraction form
   1,615,174/3,497,828 = 3,497,828/x
3. Step 3: Cross multiply
   1,615,174x = 3,497,828 × 3,497,828
4. Step 4: Simplify right side
   1,615,174x = 12,234,800,717,584
5. Step 5: Solve for x
   x = 12,234,800,717,584/1,615,174
6. Step 6: Final answer
   x = 7,574,911.88