Finding the Fourth Proportional to 9,633.78, 13,294.38 and 5,384.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,633.78 : 13,294.38 = 5,384.88 : x
2. Step 2: Convert to fraction form
   9,633.78/13,294.38 = 5,384.88/x
3. Step 3: Cross multiply
   9,633.78x = 13,294.38 × 5,384.88
4. Step 4: Simplify right side
   9,633.78x = 71,588,640.97
5. Step 5: Solve for x
   x = 71,588,640.97/9,633.78
6. Step 6: Final answer
   x = 7,431.00