Finding the Fourth Proportional to 3,204.72, 4,422.72 and 1,807.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,204.72 : 4,422.72 = 1,807.56 : x
2. Step 2: Convert to fraction form
   3,204.72/4,422.72 = 1,807.56/x
3. Step 3: Cross multiply
   3,204.72x = 4,422.72 × 1,807.56
4. Step 4: Simplify right side
   3,204.72x = 7,994,331.76
5. Step 5: Solve for x
   x = 7,994,331.76/3,204.72
6. Step 6: Final answer
   x = 2,494.55