Finding the Third Proportional to 788,608 and 1,123,862

Step by Step Solution

1. Step 1: Write the proportion equation
   788,608 : 1,123,862 = 1,123,862 : x
2. Step 2: Convert to fraction form
   788,608/1,123,862 = 1,123,862/x
3. Step 3: Cross multiply
   788,608x = 1,123,862 × 1,123,862
4. Step 4: Simplify right side
   788,608x = 1,263,065,795,044
5. Step 5: Solve for x
   x = 1,263,065,795,044/788,608
6. Step 6: Final answer
   x = 1,601,639.59