Finding the Fourth Proportional to 2,150,542.20, 3,224,875.86 and 654,284.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,542.20 : 3,224,875.86 = 654,284.28 : x
2. Step 2: Convert to fraction form
   2,150,542.20/3,224,875.86 = 654,284.28/x
3. Step 3: Cross multiply
   2,150,542.20x = 3,224,875.86 × 654,284.28
4. Step 4: Simplify right side
   2,150,542.20x = 2,109,985,580,149.48
5. Step 5: Solve for x
   x = 2,109,985,580,149.48/2,150,542.20
6. Step 6: Final answer
   x = 981,141.21