Finding the Fourth Proportional to 2,263,692, 3,124,338.72 and 1,297,469.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263,692 : 3,124,338.72 = 1,297,469.90 : x
2. Step 2: Convert to fraction form
   2,263,692/3,124,338.72 = 1,297,469.90/x
3. Step 3: Cross multiply
   2,263,692x = 3,124,338.72 × 1,297,469.90
4. Step 4: Simplify right side
   2,263,692x = 4,053,735,446,604.53
5. Step 5: Solve for x
   x = 4,053,735,446,604.53/2,263,692
6. Step 6: Final answer
   x = 1,790,762.81