Finding the Fourth Proportional to 2,003.60, 3,004.86 and 1,358.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.60 : 3,004.86 = 1,358.30 : x
2. Step 2: Convert to fraction form
   2,003.60/3,004.86 = 1,358.30/x
3. Step 3: Cross multiply
   2,003.60x = 3,004.86 × 1,358.30
4. Step 4: Simplify right side
   2,003.60x = 4,081,501.34
5. Step 5: Solve for x
   x = 4,081,501.34/2,003.60
6. Step 6: Final answer
   x = 2,037.08