Finding the Fourth Proportional to 2,087,363.27, 2,858,977.89 and 1,964,803.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087,363.27 : 2,858,977.89 = 1,964,803.79 : x
2. Step 2: Convert to fraction form
   2,087,363.27/2,858,977.89 = 1,964,803.79/x
3. Step 3: Cross multiply
   2,087,363.27x = 2,858,977.89 × 1,964,803.79
4. Step 4: Simplify right side
   2,087,363.27x = 5,617,330,579,503.31
5. Step 5: Solve for x
   x = 5,617,330,579,503.31/2,087,363.27
6. Step 6: Final answer
   x = 2,691,113.08