Finding the Third Proportional to 1,703,380 and 3,687,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,703,380 : 3,687,272 = 3,687,272 : x
2. Step 2: Convert to fraction form
   1,703,380/3,687,272 = 3,687,272/x
3. Step 3: Cross multiply
   1,703,380x = 3,687,272 × 3,687,272
4. Step 4: Simplify right side
   1,703,380x = 13,595,974,801,984
5. Step 5: Solve for x
   x = 13,595,974,801,984/1,703,380
6. Step 6: Final answer
   x = 7,981,762.61