Finding the Fourth Proportional to 2,047,786.71, 2,826,507.81 and 1,188,623.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047,786.71 : 2,826,507.81 = 1,188,623.76 : x
2. Step 2: Convert to fraction form
   2,047,786.71/2,826,507.81 = 1,188,623.76/x
3. Step 3: Cross multiply
   2,047,786.71x = 2,826,507.81 × 1,188,623.76
4. Step 4: Simplify right side
   2,047,786.71x = 3,359,654,340,791.57
5. Step 5: Solve for x
   x = 3,359,654,340,791.57/2,047,786.71
6. Step 6: Final answer
   x = 1,640,627.09