Finding the Fourth Proportional to 2,346,399.72, 3,238,031.64 and 1,273,311.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346,399.72 : 3,238,031.64 = 1,273,311.72 : x
2. Step 2: Convert to fraction form
   2,346,399.72/3,238,031.64 = 1,273,311.72/x
3. Step 3: Cross multiply
   2,346,399.72x = 3,238,031.64 × 1,273,311.72
4. Step 4: Simplify right side
   2,346,399.72x = 4,123,023,636,942.82
5. Step 5: Solve for x
   x = 4,123,023,636,942.82/2,346,399.72
6. Step 6: Final answer
   x = 1,757,170.19