Finding the Fourth Proportional to 1,588.44, 2,363.91 and 1,530.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588.44 : 2,363.91 = 1,530.12 : x
2. Step 2: Convert to fraction form
   1,588.44/2,363.91 = 1,530.12/x
3. Step 3: Cross multiply
   1,588.44x = 2,363.91 × 1,530.12
4. Step 4: Simplify right side
   1,588.44x = 3,617,065.97
5. Step 5: Solve for x
   x = 3,617,065.97/1,588.44
6. Step 6: Final answer
   x = 2,277.12