Finding the Fourth Proportional to 2,864.52, 3,951.62 and 1,803.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.52 : 3,951.62 = 1,803.60 : x
2. Step 2: Convert to fraction form
   2,864.52/3,951.62 = 1,803.60/x
3. Step 3: Cross multiply
   2,864.52x = 3,951.62 × 1,803.60
4. Step 4: Simplify right side
   2,864.52x = 7,127,141.83
5. Step 5: Solve for x
   x = 7,127,141.83/2,864.52
6. Step 6: Final answer
   x = 2,488.08