Finding the Fourth Proportional to 2,287,803.05, 3,155,856.50 and 1,426,868.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,803.05 : 3,155,856.50 = 1,426,868.63 : x
2. Step 2: Convert to fraction form
   2,287,803.05/3,155,856.50 = 1,426,868.63/x
3. Step 3: Cross multiply
   2,287,803.05x = 3,155,856.50 × 1,426,868.63
4. Step 4: Simplify right side
   2,287,803.05x = 4,502,992,633,497.25
5. Step 5: Solve for x
   x = 4,502,992,633,497.25/2,287,803.05
6. Step 6: Final answer
   x = 1,968,260.61