Finding the Fourth Proportional to 2,257,389, 3,114,179.46 and 1,339,656.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257,389 : 3,114,179.46 = 1,339,656.77 : x
2. Step 2: Convert to fraction form
   2,257,389/3,114,179.46 = 1,339,656.77/x
3. Step 3: Cross multiply
   2,257,389x = 3,114,179.46 × 1,339,656.77
4. Step 4: Simplify right side
   2,257,389x = 4,171,931,604,369.39
5. Step 5: Solve for x
   x = 4,171,931,604,369.39/2,257,389
6. Step 6: Final answer
   x = 1,848,122.59