Finding the Fourth Proportional to 1,513.58, 2,271.24 and 898.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.58 : 2,271.24 = 898.47 : x
2. Step 2: Convert to fraction form
   1,513.58/2,271.24 = 898.47/x
3. Step 3: Cross multiply
   1,513.58x = 2,271.24 × 898.47
4. Step 4: Simplify right side
   1,513.58x = 2,040,641.00
5. Step 5: Solve for x
   x = 2,040,641.00/1,513.58
6. Step 6: Final answer
   x = 1,348.23