Finding the Third Proportional to 806,582 and 1,238,072

Step by Step Solution

1. Step 1: Write the proportion equation
   806,582 : 1,238,072 = 1,238,072 : x
2. Step 2: Convert to fraction form
   806,582/1,238,072 = 1,238,072/x
3. Step 3: Cross multiply
   806,582x = 1,238,072 × 1,238,072
4. Step 4: Simplify right side
   806,582x = 1,532,822,277,184
5. Step 5: Solve for x
   x = 1,532,822,277,184/806,582
6. Step 6: Final answer
   x = 1,900,392.37