Finding the Fourth Proportional to 2,648,399.64, 3,972,792.15 and 1,109,850.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,399.64 : 3,972,792.15 = 1,109,850.72 : x
2. Step 2: Convert to fraction form
   2,648,399.64/3,972,792.15 = 1,109,850.72/x
3. Step 3: Cross multiply
   2,648,399.64x = 3,972,792.15 × 1,109,850.72
4. Step 4: Simplify right side
   2,648,399.64x = 4,409,206,213,642.14
5. Step 5: Solve for x
   x = 4,409,206,213,642.14/2,648,399.64
6. Step 6: Final answer
   x = 1,664,856.82