Finding the Fourth Proportional to 2,553.45, 3,524.31 and 1,558.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.45 : 3,524.31 = 1,558.52 : x
2. Step 2: Convert to fraction form
   2,553.45/3,524.31 = 1,558.52/x
3. Step 3: Cross multiply
   2,553.45x = 3,524.31 × 1,558.52
4. Step 4: Simplify right side
   2,553.45x = 5,492,690.00
5. Step 5: Solve for x
   x = 5,492,690.00/2,553.45
6. Step 6: Final answer
   x = 2,151.09