Finding the Fourth Proportional to 3,022,978.61, 4,171,402.04 and 1,861,240.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,022,978.61 : 4,171,402.04 = 1,861,240.56 : x
2. Step 2: Convert to fraction form
   3,022,978.61/4,171,402.04 = 1,861,240.56/x
3. Step 3: Cross multiply
   3,022,978.61x = 4,171,402.04 × 1,861,240.56
4. Step 4: Simplify right side
   3,022,978.61x = 7,763,982,659,608.54
5. Step 5: Solve for x
   x = 7,763,982,659,608.54/3,022,978.61
6. Step 6: Final answer
   x = 2,568,322.07