Finding the Fourth Proportional to 8,808.63, 12,156.27 and 4,829.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,808.63 : 12,156.27 = 4,829.89 : x
2. Step 2: Convert to fraction form
   8,808.63/12,156.27 = 4,829.89/x
3. Step 3: Cross multiply
   8,808.63x = 12,156.27 × 4,829.89
4. Step 4: Simplify right side
   8,808.63x = 58,713,446.91
5. Step 5: Solve for x
   x = 58,713,446.91/8,808.63
6. Step 6: Final answer
   x = 6,665.45