Finding the Fourth Proportional to 2,552.91, 3,523.39 and 1,558.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.91 : 3,523.39 = 1,558.76 : x
2. Step 2: Convert to fraction form
   2,552.91/3,523.39 = 1,558.76/x
3. Step 3: Cross multiply
   2,552.91x = 3,523.39 × 1,558.76
4. Step 4: Simplify right side
   2,552.91x = 5,492,097.88
5. Step 5: Solve for x
   x = 5,492,097.88/2,552.91
6. Step 6: Final answer
   x = 2,151.31