Finding the Fourth Proportional to 9,185.88, 12,676.60 and 4,994.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,185.88 : 12,676.60 = 4,994.22 : x
2. Step 2: Convert to fraction form
   9,185.88/12,676.60 = 4,994.22/x
3. Step 3: Cross multiply
   9,185.88x = 12,676.60 × 4,994.22
4. Step 4: Simplify right side
   9,185.88x = 63,309,729.25
5. Step 5: Solve for x
   x = 63,309,729.25/9,185.88
6. Step 6: Final answer
   x = 6,892.07