Finding the Fourth Proportional to 2,560,865.86, 3,533,691.72 and 1,528,182.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560,865.86 : 3,533,691.72 = 1,528,182.28 : x
2. Step 2: Convert to fraction form
   2,560,865.86/3,533,691.72 = 1,528,182.28/x
3. Step 3: Cross multiply
   2,560,865.86x = 3,533,691.72 × 1,528,182.28
4. Step 4: Simplify right side
   2,560,865.86x = 5,400,125,069,486.72
5. Step 5: Solve for x
   x = 5,400,125,069,486.72/2,560,865.86
6. Step 6: Final answer
   x = 2,108,710.63