Finding the Fourth Proportional to 9,952.82, 14,901.15 and 5,262.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,952.82 : 14,901.15 = 5,262.20 : x
2. Step 2: Convert to fraction form
   9,952.82/14,901.15 = 5,262.20/x
3. Step 3: Cross multiply
   9,952.82x = 14,901.15 × 5,262.20
4. Step 4: Simplify right side
   9,952.82x = 78,412,831.53
5. Step 5: Solve for x
   x = 78,412,831.53/9,952.82
6. Step 6: Final answer
   x = 7,878.45