Finding the Fourth Proportional to 2,837,401.92, 4,256,057.72 and 1,320,236.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,837,401.92 : 4,256,057.72 = 1,320,236.28 : x
2. Step 2: Convert to fraction form
   2,837,401.92/4,256,057.72 = 1,320,236.28/x
3. Step 3: Cross multiply
   2,837,401.92x = 4,256,057.72 × 1,320,236.28
4. Step 4: Simplify right side
   2,837,401.92x = 5,619,001,815,018.67
5. Step 5: Solve for x
   x = 5,619,001,815,018.67/2,837,401.92
6. Step 6: Final answer
   x = 1,980,333.41