Finding the Fourth Proportional to 8,895.15, 12,277.89 and 5,536.35

Step by Step Solution

1. Step 1: Write the proportion equation
   8,895.15 : 12,277.89 = 5,536.35 : x
2. Step 2: Convert to fraction form
   8,895.15/12,277.89 = 5,536.35/x
3. Step 3: Cross multiply
   8,895.15x = 12,277.89 × 5,536.35
4. Step 4: Simplify right side
   8,895.15x = 67,974,696.30
5. Step 5: Solve for x
   x = 67,974,696.30/8,895.15
6. Step 6: Final answer
   x = 7,641.77