Finding the Third Proportional to 806,936 and 1,187,040

Step by Step Solution

1. Step 1: Write the proportion equation
   806,936 : 1,187,040 = 1,187,040 : x
2. Step 2: Convert to fraction form
   806,936/1,187,040 = 1,187,040/x
3. Step 3: Cross multiply
   806,936x = 1,187,040 × 1,187,040
4. Step 4: Simplify right side
   806,936x = 1,409,063,961,600
5. Step 5: Solve for x
   x = 1,409,063,961,600/806,936
6. Step 6: Final answer
   x = 1,746,190.48