Finding the Fourth Proportional to 2,643,640.50, 3,648,233.62 and 1,436,416.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643,640.50 : 3,648,233.62 = 1,436,416.50 : x
2. Step 2: Convert to fraction form
   2,643,640.50/3,648,233.62 = 1,436,416.50/x
3. Step 3: Cross multiply
   2,643,640.50x = 3,648,233.62 × 1,436,416.50
4. Step 4: Simplify right side
   2,643,640.50x = 5,240,382,967,622.73
5. Step 5: Solve for x
   x = 5,240,382,967,622.73/2,643,640.50
6. Step 6: Final answer
   x = 1,982,260.06