Finding the Third Proportional to 1,663,186 and 3,574,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,186 : 3,574,828 = 3,574,828 : x
2. Step 2: Convert to fraction form
   1,663,186/3,574,828 = 3,574,828/x
3. Step 3: Cross multiply
   1,663,186x = 3,574,828 × 3,574,828
4. Step 4: Simplify right side
   1,663,186x = 12,779,395,229,584
5. Step 5: Solve for x
   x = 12,779,395,229,584/1,663,186
6. Step 6: Final answer
   x = 7,683,683.74