Finding the Fourth Proportional to 3,003.99, 4,505.00 and 1,002.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,003.99 : 4,505.00 = 1,002.15 : x
2. Step 2: Convert to fraction form
   3,003.99/4,505.00 = 1,002.15/x
3. Step 3: Cross multiply
   3,003.99x = 4,505.00 × 1,002.15
4. Step 4: Simplify right side
   3,003.99x = 4,514,688.26
5. Step 5: Solve for x
   x = 4,514,688.26/3,003.99
6. Step 6: Final answer
   x = 1,502.90