Finding the Third Proportional to 2,115,084 and 4,650,072

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,084 : 4,650,072 = 4,650,072 : x
2. Step 2: Convert to fraction form
   2,115,084/4,650,072 = 4,650,072/x
3. Step 3: Cross multiply
   2,115,084x = 4,650,072 × 4,650,072
4. Step 4: Simplify right side
   2,115,084x = 21,623,169,605,184
5. Step 5: Solve for x
   x = 21,623,169,605,184/2,115,084
6. Step 6: Final answer
   x = 10,223,314.82