Finding the Fourth Proportional to 3,364.31, 5,047.86 and 1,803.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,364.31 : 5,047.86 = 1,803.92 : x
2. Step 2: Convert to fraction form
   3,364.31/5,047.86 = 1,803.92/x
3. Step 3: Cross multiply
   3,364.31x = 5,047.86 × 1,803.92
4. Step 4: Simplify right side
   3,364.31x = 9,105,910.37
5. Step 5: Solve for x
   x = 9,105,910.37/3,364.31
6. Step 6: Final answer
   x = 2,706.62