Finding the Third Proportional to 3,870,284 and 5,413,784

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,284 : 5,413,784 = 5,413,784 : x
2. Step 2: Convert to fraction form
   3,870,284/5,413,784 = 5,413,784/x
3. Step 3: Cross multiply
   3,870,284x = 5,413,784 × 5,413,784
4. Step 4: Simplify right side
   3,870,284x = 29,309,057,198,656
5. Step 5: Solve for x
   x = 29,309,057,198,656/3,870,284
6. Step 6: Final answer
   x = 7,572,844.06