Finding the Fourth Proportional to 9,148.01, 12,624.59 and 5,169.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,148.01 : 12,624.59 = 5,169.56 : x
2. Step 2: Convert to fraction form
   9,148.01/12,624.59 = 5,169.56/x
3. Step 3: Cross multiply
   9,148.01x = 12,624.59 × 5,169.56
4. Step 4: Simplify right side
   9,148.01x = 65,263,525.28
5. Step 5: Solve for x
   x = 65,263,525.28/9,148.01
6. Step 6: Final answer
   x = 7,134.18