Finding the Fourth Proportional to 9,375.56, 12,937.82 and 5,183.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,375.56 : 12,937.82 = 5,183.72 : x
2. Step 2: Convert to fraction form
   9,375.56/12,937.82 = 5,183.72/x
3. Step 3: Cross multiply
   9,375.56x = 12,937.82 × 5,183.72
4. Step 4: Simplify right side
   9,375.56x = 67,066,036.29
5. Step 5: Solve for x
   x = 67,066,036.29/9,375.56
6. Step 6: Final answer
   x = 7,153.28