Finding the Fourth Proportional to 10,013.73, 13,818.96 and 5,476.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,013.73 : 13,818.96 = 5,476.47 : x
2. Step 2: Convert to fraction form
   10,013.73/13,818.96 = 5,476.47/x
3. Step 3: Cross multiply
   10,013.73x = 13,818.96 × 5,476.47
4. Step 4: Simplify right side
   10,013.73x = 75,679,119.87
5. Step 5: Solve for x
   x = 75,679,119.87/10,013.73
6. Step 6: Final answer
   x = 7,557.54