Finding the Third Proportional to 816,151 and 1,776,860

Step by Step Solution

1. Step 1: Write the proportion equation
   816,151 : 1,776,860 = 1,776,860 : x
2. Step 2: Convert to fraction form
   816,151/1,776,860 = 1,776,860/x
3. Step 3: Cross multiply
   816,151x = 1,776,860 × 1,776,860
4. Step 4: Simplify right side
   816,151x = 3,157,231,459,600
5. Step 5: Solve for x
   x = 3,157,231,459,600/816,151
6. Step 6: Final answer
   x = 3,868,440.35