Finding the Fourth Proportional to 2,338.86, 3,506.24 and 1,557.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,338.86 : 3,506.24 = 1,557.74 : x
2. Step 2: Convert to fraction form
   2,338.86/3,506.24 = 1,557.74/x
3. Step 3: Cross multiply
   2,338.86x = 3,506.24 × 1,557.74
4. Step 4: Simplify right side
   2,338.86x = 5,461,810.30
5. Step 5: Solve for x
   x = 5,461,810.30/2,338.86
6. Step 6: Final answer
   x = 2,335.24