Finding the Fourth Proportional to 14,005.36, 21,002.10 and 5,234.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,005.36 : 21,002.10 = 5,234.14 : x
2. Step 2: Convert to fraction form
   14,005.36/21,002.10 = 5,234.14/x
3. Step 3: Cross multiply
   14,005.36x = 21,002.10 × 5,234.14
4. Step 4: Simplify right side
   14,005.36x = 109,927,931.69
5. Step 5: Solve for x
   x = 109,927,931.69/14,005.36
6. Step 6: Final answer
   x = 7,848.99