Finding the Fourth Proportional to 1,591.89, 2,198.48 and 1,095.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.89 : 2,198.48 = 1,095.81 : x
2. Step 2: Convert to fraction form
   1,591.89/2,198.48 = 1,095.81/x
3. Step 3: Cross multiply
   1,591.89x = 2,198.48 × 1,095.81
4. Step 4: Simplify right side
   1,591.89x = 2,409,110.89
5. Step 5: Solve for x
   x = 2,409,110.89/1,591.89
6. Step 6: Final answer
   x = 1,513.37