Finding the Fourth Proportional to 8,151.93, 11,255.27 and 5,503.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,151.93 : 11,255.27 = 5,503.05 : x
2. Step 2: Convert to fraction form
   8,151.93/11,255.27 = 5,503.05/x
3. Step 3: Cross multiply
   8,151.93x = 11,255.27 × 5,503.05
4. Step 4: Simplify right side
   8,151.93x = 61,938,286.06
5. Step 5: Solve for x
   x = 61,938,286.06/8,151.93
6. Step 6: Final answer
   x = 7,597.99