Finding the Fourth Proportional to 2,077,908.86, 2,868,486.12 and 1,206,573.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077,908.86 : 2,868,486.12 = 1,206,573.83 : x
2. Step 2: Convert to fraction form
   2,077,908.86/2,868,486.12 = 1,206,573.83/x
3. Step 3: Cross multiply
   2,077,908.86x = 2,868,486.12 × 1,206,573.83
4. Step 4: Simplify right side
   2,077,908.86x = 3,461,040,269,767.81
5. Step 5: Solve for x
   x = 3,461,040,269,767.81/2,077,908.86
6. Step 6: Final answer
   x = 1,665,636.23