Finding the Fourth Proportional to 9,150.56, 12,627.72 and 4,958.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150.56 : 12,627.72 = 4,958.72 : x
2. Step 2: Convert to fraction form
   9,150.56/12,627.72 = 4,958.72/x
3. Step 3: Cross multiply
   9,150.56x = 12,627.72 × 4,958.72
4. Step 4: Simplify right side
   9,150.56x = 62,617,327.72
5. Step 5: Solve for x
   x = 62,617,327.72/9,150.56
6. Step 6: Final answer
   x = 6,843.00