Finding the Fourth Proportional to 2,277,892.71, 3,144,283.61 and 1,311,408.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277,892.71 : 3,144,283.61 = 1,311,408.23 : x
2. Step 2: Convert to fraction form
   2,277,892.71/3,144,283.61 = 1,311,408.23/x
3. Step 3: Cross multiply
   2,277,892.71x = 3,144,283.61 × 1,311,408.23
4. Step 4: Simplify right side
   2,277,892.71x = 4,123,439,381,329.65
5. Step 5: Solve for x
   x = 4,123,439,381,329.65/2,277,892.71
6. Step 6: Final answer
   x = 1,810,199.12