Finding the Fourth Proportional to 1,498.23, 2,255.31 and 1,153.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.23 : 2,255.31 = 1,153.44 : x
2. Step 2: Convert to fraction form
   1,498.23/2,255.31 = 1,153.44/x
3. Step 3: Cross multiply
   1,498.23x = 2,255.31 × 1,153.44
4. Step 4: Simplify right side
   1,498.23x = 2,601,364.77
5. Step 5: Solve for x
   x = 2,601,364.77/1,498.23
6. Step 6: Final answer
   x = 1,736.29