Finding the Fourth Proportional to 9,473.55, 14,178.72 and 7,127.85

Step by Step Solution

1. Step 1: Write the proportion equation
   9,473.55 : 14,178.72 = 7,127.85 : x
2. Step 2: Convert to fraction form
   9,473.55/14,178.72 = 7,127.85/x
3. Step 3: Cross multiply
   9,473.55x = 14,178.72 × 7,127.85
4. Step 4: Simplify right side
   9,473.55x = 101,063,789.35
5. Step 5: Solve for x
   x = 101,063,789.35/9,473.55
6. Step 6: Final answer
   x = 10,668.00