Finding the Fourth Proportional to 2,144,268.72, 2,958,956.46 and 1,177,394.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144,268.72 : 2,958,956.46 = 1,177,394.40 : x
2. Step 2: Convert to fraction form
   2,144,268.72/2,958,956.46 = 1,177,394.40/x
3. Step 3: Cross multiply
   2,144,268.72x = 2,958,956.46 × 1,177,394.40
4. Step 4: Simplify right side
   2,144,268.72x = 3,483,858,765,847.82
5. Step 5: Solve for x
   x = 3,483,858,765,847.82/2,144,268.72
6. Step 6: Final answer
   x = 1,624,730.49