Finding the Third Proportional to 787,530 and 1,686,930

Step by Step Solution

1. Step 1: Write the proportion equation
   787,530 : 1,686,930 = 1,686,930 : x
2. Step 2: Convert to fraction form
   787,530/1,686,930 = 1,686,930/x
3. Step 3: Cross multiply
   787,530x = 1,686,930 × 1,686,930
4. Step 4: Simplify right side
   787,530x = 2,845,732,824,900
5. Step 5: Solve for x
   x = 2,845,732,824,900/787,530
6. Step 6: Final answer
   x = 3,613,491.33