Finding the Fourth Proportional to 9,055.07, 12,495.98 and 5,518.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,055.07 : 12,495.98 = 5,518.27 : x
2. Step 2: Convert to fraction form
   9,055.07/12,495.98 = 5,518.27/x
3. Step 3: Cross multiply
   9,055.07x = 12,495.98 × 5,518.27
4. Step 4: Simplify right side
   9,055.07x = 68,956,174.11
5. Step 5: Solve for x
   x = 68,956,174.11/9,055.07
6. Step 6: Final answer
   x = 7,615.20