Finding the Fourth Proportional to 14,443.32, 21,655.38 and 5,208.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,443.32 : 21,655.38 = 5,208.12 : x
2. Step 2: Convert to fraction form
   14,443.32/21,655.38 = 5,208.12/x
3. Step 3: Cross multiply
   14,443.32x = 21,655.38 × 5,208.12
4. Step 4: Simplify right side
   14,443.32x = 112,783,817.69
5. Step 5: Solve for x
   x = 112,783,817.69/14,443.32
6. Step 6: Final answer
   x = 7,808.72