Finding the Fourth Proportional to 9,146.38, 12,622.35 and 5,167.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,146.38 : 12,622.35 = 5,167.93 : x
2. Step 2: Convert to fraction form
   9,146.38/12,622.35 = 5,167.93/x
3. Step 3: Cross multiply
   9,146.38x = 12,622.35 × 5,167.93
4. Step 4: Simplify right side
   9,146.38x = 65,231,421.24
5. Step 5: Solve for x
   x = 65,231,421.24/9,146.38
6. Step 6: Final answer
   x = 7,131.94