Finding the Fourth Proportional to 2,138,207.94, 2,950,760.42 and 1,171,274.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,207.94 : 2,950,760.42 = 1,171,274.40 : x
2. Step 2: Convert to fraction form
   2,138,207.94/2,950,760.42 = 1,171,274.40/x
3. Step 3: Cross multiply
   2,138,207.94x = 2,950,760.42 × 1,171,274.40
4. Step 4: Simplify right side
   2,138,207.94x = 3,456,150,134,622.88
5. Step 5: Solve for x
   x = 3,456,150,134,622.88/2,138,207.94
6. Step 6: Final answer
   x = 1,616,377.00