Finding the Fourth Proportional to 14,141.34, 21,208.50 and 4,781.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,141.34 : 21,208.50 = 4,781.14 : x
2. Step 2: Convert to fraction form
   14,141.34/21,208.50 = 4,781.14/x
3. Step 3: Cross multiply
   14,141.34x = 21,208.50 × 4,781.14
4. Step 4: Simplify right side
   14,141.34x = 101,400,807.69
5. Step 5: Solve for x
   x = 101,400,807.69/14,141.34
6. Step 6: Final answer
   x = 7,170.52