Finding the Fourth Proportional to 9,416.10, 12,994.18 and 5,167.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,416.10 : 12,994.18 = 5,167.23 : x
2. Step 2: Convert to fraction form
   9,416.10/12,994.18 = 5,167.23/x
3. Step 3: Cross multiply
   9,416.10x = 12,994.18 × 5,167.23
4. Step 4: Simplify right side
   9,416.10x = 67,143,894.02
5. Step 5: Solve for x
   x = 67,143,894.02/9,416.10
6. Step 6: Final answer
   x = 7,130.76