Finding the Fourth Proportional to 9,637.83, 13,300.15 and 5,388.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,637.83 : 13,300.15 = 5,388.88 : x
2. Step 2: Convert to fraction form
   9,637.83/13,300.15 = 5,388.88/x
3. Step 3: Cross multiply
   9,637.83x = 13,300.15 × 5,388.88
4. Step 4: Simplify right side
   9,637.83x = 71,672,912.33
5. Step 5: Solve for x
   x = 71,672,912.33/9,637.83
6. Step 6: Final answer
   x = 7,436.62