Finding the Fourth Proportional to 9,416.02, 12,994.07 and 5,167.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,416.02 : 12,994.07 = 5,167.15 : x
2. Step 2: Convert to fraction form
   9,416.02/12,994.07 = 5,167.15/x
3. Step 3: Cross multiply
   9,416.02x = 12,994.07 × 5,167.15
4. Step 4: Simplify right side
   9,416.02x = 67,142,250.48
5. Step 5: Solve for x
   x = 67,142,250.48/9,416.02
6. Step 6: Final answer
   x = 7,130.64