Finding the Fourth Proportional to 9,416.50, 12,994.90 and 5,167.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,416.50 : 12,994.90 = 5,167.46 : x
2. Step 2: Convert to fraction form
   9,416.50/12,994.90 = 5,167.46/x
3. Step 3: Cross multiply
   9,416.50x = 12,994.90 × 5,167.46
4. Step 4: Simplify right side
   9,416.50x = 67,150,645.52
5. Step 5: Solve for x
   x = 67,150,645.52/9,416.50
6. Step 6: Final answer
   x = 7,131.17