Finding the Third Proportional to 1,253,108 and 2,017,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253,108 : 2,017,688 = 2,017,688 : x
2. Step 2: Convert to fraction form
   1,253,108/2,017,688 = 2,017,688/x
3. Step 3: Cross multiply
   1,253,108x = 2,017,688 × 2,017,688
4. Step 4: Simplify right side
   1,253,108x = 4,071,064,865,344
5. Step 5: Solve for x
   x = 4,071,064,865,344/1,253,108
6. Step 6: Final answer
   x = 3,248,774.14