Finding the Fourth Proportional to 9,245.04, 12,753.72 and 5,706.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,245.04 : 12,753.72 = 5,706.96 : x
2. Step 2: Convert to fraction form
   9,245.04/12,753.72 = 5,706.96/x
3. Step 3: Cross multiply
   9,245.04x = 12,753.72 × 5,706.96
4. Step 4: Simplify right side
   9,245.04x = 72,784,969.89
5. Step 5: Solve for x
   x = 72,784,969.89/9,245.04
6. Step 6: Final answer
   x = 7,872.87