Finding the Fourth Proportional to 1,558.06, 2,152.50 and 1,324.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558.06 : 2,152.50 = 1,324.49 : x
2. Step 2: Convert to fraction form
   1,558.06/2,152.50 = 1,324.49/x
3. Step 3: Cross multiply
   1,558.06x = 2,152.50 × 1,324.49
4. Step 4: Simplify right side
   1,558.06x = 2,850,958.10
5. Step 5: Solve for x
   x = 2,850,958.10/1,558.06
6. Step 6: Final answer
   x = 1,829.82