Finding the Third Proportional to 3,504,144 and 3,872,784

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504,144 : 3,872,784 = 3,872,784 : x
2. Step 2: Convert to fraction form
   3,504,144/3,872,784 = 3,872,784/x
3. Step 3: Cross multiply
   3,504,144x = 3,872,784 × 3,872,784
4. Step 4: Simplify right side
   3,504,144x = 14,998,455,910,656
5. Step 5: Solve for x
   x = 14,998,455,910,656/3,504,144
6. Step 6: Final answer
   x = 4,280,205.35