Finding the Fourth Proportional to 2,122,069.80, 2,928,366.72 and 1,155,180

Step by Step Solution

1. Step 1: Write the proportion equation
   2,122,069.80 : 2,928,366.72 = 1,155,180 : x
2. Step 2: Convert to fraction form
   2,122,069.80/2,928,366.72 = 1,155,180/x
3. Step 3: Cross multiply
   2,122,069.80x = 2,928,366.72 × 1,155,180
4. Step 4: Simplify right side
   2,122,069.80x = 3,382,790,667,609.60
5. Step 5: Solve for x
   x = 3,382,790,667,609.60/2,122,069.80
6. Step 6: Final answer
   x = 1,594,099.62