Finding the Fourth Proportional to 8,974.72, 13,456.96 and 3,706.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,974.72 : 13,456.96 = 3,706.72 : x
2. Step 2: Convert to fraction form
   8,974.72/13,456.96 = 3,706.72/x
3. Step 3: Cross multiply
   8,974.72x = 13,456.96 × 3,706.72
4. Step 4: Simplify right side
   8,974.72x = 49,881,182.77
5. Step 5: Solve for x
   x = 49,881,182.77/8,974.72
6. Step 6: Final answer
   x = 5,557.97