Finding the Fourth Proportional to 9,368.49, 12,927.56 and 5,388.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,368.49 : 12,927.56 = 5,388.83 : x
2. Step 2: Convert to fraction form
   9,368.49/12,927.56 = 5,388.83/x
3. Step 3: Cross multiply
   9,368.49x = 12,927.56 × 5,388.83
4. Step 4: Simplify right side
   9,368.49x = 69,664,331.57
5. Step 5: Solve for x
   x = 69,664,331.57/9,368.49
6. Step 6: Final answer
   x = 7,436.03