Finding the Fourth Proportional to 2,279,059.72, 3,146,070.81 and 1,420,044.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,059.72 : 3,146,070.81 = 1,420,044.39 : x
2. Step 2: Convert to fraction form
   2,279,059.72/3,146,070.81 = 1,420,044.39/x
3. Step 3: Cross multiply
   2,279,059.72x = 3,146,070.81 × 1,420,044.39
4. Step 4: Simplify right side
   2,279,059.72x = 4,467,560,209,608.42
5. Step 5: Solve for x
   x = 4,467,560,209,608.42/2,279,059.72
6. Step 6: Final answer
   x = 1,960,264.65