Finding the Third Proportional to 1,814,088 and 3,972,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814,088 : 3,972,240 = 3,972,240 : x
2. Step 2: Convert to fraction form
   1,814,088/3,972,240 = 3,972,240/x
3. Step 3: Cross multiply
   1,814,088x = 3,972,240 × 3,972,240
4. Step 4: Simplify right side
   1,814,088x = 15,778,690,617,600
5. Step 5: Solve for x
   x = 15,778,690,617,600/1,814,088
6. Step 6: Final answer
   x = 8,697,863.95