Finding the Fourth Proportional to 2,015,227.28, 2,780,887.61 and 1,109,809.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,227.28 : 2,780,887.61 = 1,109,809.28 : x
2. Step 2: Convert to fraction form
   2,015,227.28/2,780,887.61 = 1,109,809.28/x
3. Step 3: Cross multiply
   2,015,227.28x = 2,780,887.61 × 1,109,809.28
4. Step 4: Simplify right side
   2,015,227.28x = 3,086,254,856,761.54
5. Step 5: Solve for x
   x = 3,086,254,856,761.54/2,015,227.28
6. Step 6: Final answer
   x = 1,531,467.39