Finding the Third Proportional to 806,586 and 1,238,076

Step by Step Solution

1. Step 1: Write the proportion equation
   806,586 : 1,238,076 = 1,238,076 : x
2. Step 2: Convert to fraction form
   806,586/1,238,076 = 1,238,076/x
3. Step 3: Cross multiply
   806,586x = 1,238,076 × 1,238,076
4. Step 4: Simplify right side
   806,586x = 1,532,832,181,776
5. Step 5: Solve for x
   x = 1,532,832,181,776/806,586
6. Step 6: Final answer
   x = 1,900,395.22