Finding the Fourth Proportional to 9,476.53, 13,077.45 and 5,227.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,476.53 : 13,077.45 = 5,227.99 : x
2. Step 2: Convert to fraction form
   9,476.53/13,077.45 = 5,227.99/x
3. Step 3: Cross multiply
   9,476.53x = 13,077.45 × 5,227.99
4. Step 4: Simplify right side
   9,476.53x = 68,368,818.69
5. Step 5: Solve for x
   x = 68,368,818.69/9,476.53
6. Step 6: Final answer
   x = 7,214.54