Finding the Fourth Proportional to 2,569,976, 3,546,644.64 and 1,423,949.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569,976 : 3,546,644.64 = 1,423,949.12 : x
2. Step 2: Convert to fraction form
   2,569,976/3,546,644.64 = 1,423,949.12/x
3. Step 3: Cross multiply
   2,569,976x = 3,546,644.64 × 1,423,949.12
4. Step 4: Simplify right side
   2,569,976x = 5,050,241,514,080.72
5. Step 5: Solve for x
   x = 5,050,241,514,080.72/2,569,976
6. Step 6: Final answer
   x = 1,965,092.87