Finding the Fourth Proportional to 2,277,475.98, 3,142,595.79 and 1,297,440.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277,475.98 : 3,142,595.79 = 1,297,440.78 : x
2. Step 2: Convert to fraction form
   2,277,475.98/3,142,595.79 = 1,297,440.78/x
3. Step 3: Cross multiply
   2,277,475.98x = 3,142,595.79 × 1,297,440.78
4. Step 4: Simplify right side
   2,277,475.98x = 4,077,331,933,002.32
5. Step 5: Solve for x
   x = 4,077,331,933,002.32/2,277,475.98
6. Step 6: Final answer
   x = 1,790,285.37