Finding the Third Proportional to 3,640,034 and 7,838,212

Step by Step Solution

1. Step 1: Write the proportion equation
   3,640,034 : 7,838,212 = 7,838,212 : x
2. Step 2: Convert to fraction form
   3,640,034/7,838,212 = 7,838,212/x
3. Step 3: Cross multiply
   3,640,034x = 7,838,212 × 7,838,212
4. Step 4: Simplify right side
   3,640,034x = 61,437,567,356,944
5. Step 5: Solve for x
   x = 61,437,567,356,944/3,640,034
6. Step 6: Final answer
   x = 16,878,294.92