Finding the Fourth Proportional to 1,558.57, 2,326.45 and 1,374.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558.57 : 2,326.45 = 1,374.05 : x
2. Step 2: Convert to fraction form
   1,558.57/2,326.45 = 1,374.05/x
3. Step 3: Cross multiply
   1,558.57x = 2,326.45 × 1,374.05
4. Step 4: Simplify right side
   1,558.57x = 3,196,658.62
5. Step 5: Solve for x
   x = 3,196,658.62/1,558.57
6. Step 6: Final answer
   x = 2,051.02