Finding the Third Proportional to 2,109,403 and 4,368,344

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,403 : 4,368,344 = 4,368,344 : x
2. Step 2: Convert to fraction form
   2,109,403/4,368,344 = 4,368,344/x
3. Step 3: Cross multiply
   2,109,403x = 4,368,344 × 4,368,344
4. Step 4: Simplify right side
   2,109,403x = 19,082,429,302,336
5. Step 5: Solve for x
   x = 19,082,429,302,336/2,109,403
6. Step 6: Final answer
   x = 9,046,364.92