Finding the Third Proportional to 1,918,181 and 2,864,109

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,181 : 2,864,109 = 2,864,109 : x
2. Step 2: Convert to fraction form
   1,918,181/2,864,109 = 2,864,109/x
3. Step 3: Cross multiply
   1,918,181x = 2,864,109 × 2,864,109
4. Step 4: Simplify right side
   1,918,181x = 8,203,120,363,881
5. Step 5: Solve for x
   x = 8,203,120,363,881/1,918,181
6. Step 6: Final answer
   x = 4,276,510.07