Finding the Fourth Proportional to 3,333.39, 5,003.58 and 1,485.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,333.39 : 5,003.58 = 1,485.78 : x
2. Step 2: Convert to fraction form
   3,333.39/5,003.58 = 1,485.78/x
3. Step 3: Cross multiply
   3,333.39x = 5,003.58 × 1,485.78
4. Step 4: Simplify right side
   3,333.39x = 7,434,219.09
5. Step 5: Solve for x
   x = 7,434,219.09/3,333.39
6. Step 6: Final answer
   x = 2,230.23