Finding the Third Proportional to 1,262,146 and 1,908,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262,146 : 1,908,243 = 1,908,243 : x
2. Step 2: Convert to fraction form
   1,262,146/1,908,243 = 1,908,243/x
3. Step 3: Cross multiply
   1,262,146x = 1,908,243 × 1,908,243
4. Step 4: Simplify right side
   1,262,146x = 3,641,391,347,049
5. Step 5: Solve for x
   x = 3,641,391,347,049/1,262,146
6. Step 6: Final answer
   x = 2,885,079.34