Finding the Third Proportional to 2,138,082 and 4,610,367

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,082 : 4,610,367 = 4,610,367 : x
2. Step 2: Convert to fraction form
   2,138,082/4,610,367 = 4,610,367/x
3. Step 3: Cross multiply
   2,138,082x = 4,610,367 × 4,610,367
4. Step 4: Simplify right side
   2,138,082x = 21,255,483,874,689
5. Step 5: Solve for x
   x = 21,255,483,874,689/2,138,082
6. Step 6: Final answer
   x = 9,941,379.18