Finding the Fourth Proportional to 9,936.18, 13,711.98 and 5,460.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,936.18 : 13,711.98 = 5,460.30 : x
2. Step 2: Convert to fraction form
   9,936.18/13,711.98 = 5,460.30/x
3. Step 3: Cross multiply
   9,936.18x = 13,711.98 × 5,460.30
4. Step 4: Simplify right side
   9,936.18x = 74,871,524.39
5. Step 5: Solve for x
   x = 74,871,524.39/9,936.18
6. Step 6: Final answer
   x = 7,535.24