Finding the Fourth Proportional to 2,275,687.08, 3,140,582.76 and 1,309,091.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275,687.08 : 3,140,582.76 = 1,309,091.40 : x
2. Step 2: Convert to fraction form
   2,275,687.08/3,140,582.76 = 1,309,091.40/x
3. Step 3: Cross multiply
   2,275,687.08x = 3,140,582.76 × 1,309,091.40
4. Step 4: Simplify right side
   2,275,687.08x = 4,111,309,882,104.26
5. Step 5: Solve for x
   x = 4,111,309,882,104.26/2,275,687.08
6. Step 6: Final answer
   x = 1,806,623.55