Finding the Fourth Proportional to 2,287.00, 3,154.91 and 1,530.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287.00 : 3,154.91 = 1,530.81 : x
2. Step 2: Convert to fraction form
   2,287.00/3,154.91 = 1,530.81/x
3. Step 3: Cross multiply
   2,287.00x = 3,154.91 × 1,530.81
4. Step 4: Simplify right side
   2,287.00x = 4,829,569.00
5. Step 5: Solve for x
   x = 4,829,569.00/2,287.00
6. Step 6: Final answer
   x = 2,111.75