Finding the Fourth Proportional to 14,087.04, 21,124.02 and 5,200.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,087.04 : 21,124.02 = 5,200.12 : x
2. Step 2: Convert to fraction form
   14,087.04/21,124.02 = 5,200.12/x
3. Step 3: Cross multiply
   14,087.04x = 21,124.02 × 5,200.12
4. Step 4: Simplify right side
   14,087.04x = 109,847,438.88
5. Step 5: Solve for x
   x = 109,847,438.88/14,087.04
6. Step 6: Final answer
   x = 7,797.77