Finding the Third Proportional to 1,787,186 and 3,888,868

Step by Step Solution

1. Step 1: Write the proportion equation
   1,787,186 : 3,888,868 = 3,888,868 : x
2. Step 2: Convert to fraction form
   1,787,186/3,888,868 = 3,888,868/x
3. Step 3: Cross multiply
   1,787,186x = 3,888,868 × 3,888,868
4. Step 4: Simplify right side
   1,787,186x = 15,123,294,321,424
5. Step 5: Solve for x
   x = 15,123,294,321,424/1,787,186
6. Step 6: Final answer
   x = 8,462,070.72