Finding the Fourth Proportional to 2,485.08, 3,429.20 and 1,366.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485.08 : 3,429.20 = 1,366.02 : x
2. Step 2: Convert to fraction form
   2,485.08/3,429.20 = 1,366.02/x
3. Step 3: Cross multiply
   2,485.08x = 3,429.20 × 1,366.02
4. Step 4: Simplify right side
   2,485.08x = 4,684,348.95
5. Step 5: Solve for x
   x = 4,684,348.95/2,485.08
6. Step 6: Final answer
   x = 1,884.99