Finding the Third Proportional to 1,314,147 and 1,921,330

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,147 : 1,921,330 = 1,921,330 : x
2. Step 2: Convert to fraction form
   1,314,147/1,921,330 = 1,921,330/x
3. Step 3: Cross multiply
   1,314,147x = 1,921,330 × 1,921,330
4. Step 4: Simplify right side
   1,314,147x = 3,691,508,968,900
5. Step 5: Solve for x
   x = 3,691,508,968,900/1,314,147
6. Step 6: Final answer
   x = 2,809,053.30