Finding the Fourth Proportional to 2,590,646.12, 3,574,929.81 and 1,429,105.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590,646.12 : 3,574,929.81 = 1,429,105.82 : x
2. Step 2: Convert to fraction form
   2,590,646.12/3,574,929.81 = 1,429,105.82/x
3. Step 3: Cross multiply
   2,590,646.12x = 3,574,929.81 × 1,429,105.82
4. Step 4: Simplify right side
   2,590,646.12x = 5,108,952,979,687.85
5. Step 5: Solve for x
   x = 5,108,952,979,687.85/2,590,646.12
6. Step 6: Final answer
   x = 1,972,076.75