Finding the Fourth Proportional to 8,830.56, 12,186.24 and 4,851.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,830.56 : 12,186.24 = 4,851.57 : x
2. Step 2: Convert to fraction form
   8,830.56/12,186.24 = 4,851.57/x
3. Step 3: Cross multiply
   8,830.56x = 12,186.24 × 4,851.57
4. Step 4: Simplify right side
   8,830.56x = 59,122,396.40
5. Step 5: Solve for x
   x = 59,122,396.40/8,830.56
6. Step 6: Final answer
   x = 6,695.20