Finding the Fourth Proportional to 6,174.72, 9,261.72 and 1,557.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,174.72 : 9,261.72 = 1,557.72 : x
2. Step 2: Convert to fraction form
   6,174.72/9,261.72 = 1,557.72/x
3. Step 3: Cross multiply
   6,174.72x = 9,261.72 × 1,557.72
4. Step 4: Simplify right side
   6,174.72x = 14,427,166.48
5. Step 5: Solve for x
   x = 14,427,166.48/6,174.72
6. Step 6: Final answer
   x = 2,336.49