Finding the Third Proportional to 921,844 and 1,382,790

Step by Step Solution

1. Step 1: Write the proportion equation
   921,844 : 1,382,790 = 1,382,790 : x
2. Step 2: Convert to fraction form
   921,844/1,382,790 = 1,382,790/x
3. Step 3: Cross multiply
   921,844x = 1,382,790 × 1,382,790
4. Step 4: Simplify right side
   921,844x = 1,912,108,184,100
5. Step 5: Solve for x
   x = 1,912,108,184,100/921,844
6. Step 6: Final answer
   x = 2,074,221.00