Finding the Fourth Proportional to 9,147.78, 13,722.59 and 2,484.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,147.78 : 13,722.59 = 2,484.38 : x
2. Step 2: Convert to fraction form
   9,147.78/13,722.59 = 2,484.38/x
3. Step 3: Cross multiply
   9,147.78x = 13,722.59 × 2,484.38
4. Step 4: Simplify right side
   9,147.78x = 34,092,047.11
5. Step 5: Solve for x
   x = 34,092,047.11/9,147.78
6. Step 6: Final answer
   x = 3,726.81