Finding the Third Proportional to 1,773,609 and 3,878,490

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773,609 : 3,878,490 = 3,878,490 : x
2. Step 2: Convert to fraction form
   1,773,609/3,878,490 = 3,878,490/x
3. Step 3: Cross multiply
   1,773,609x = 3,878,490 × 3,878,490
4. Step 4: Simplify right side
   1,773,609x = 15,042,684,680,100
5. Step 5: Solve for x
   x = 15,042,684,680,100/1,773,609
6. Step 6: Final answer
   x = 8,481,398.48