Finding the Fourth Proportional to 47,399.67, 71,098.61 and 14,142.29

Step by Step Solution

1. Step 1: Write the proportion equation
   47,399.67 : 71,098.61 = 14,142.29 : x
2. Step 2: Convert to fraction form
   47,399.67/71,098.61 = 14,142.29/x
3. Step 3: Cross multiply
   47,399.67x = 71,098.61 × 14,142.29
4. Step 4: Simplify right side
   47,399.67x = 1,005,496,735.01
5. Step 5: Solve for x
   x = 1,005,496,735.01/47,399.67
6. Step 6: Final answer
   x = 21,213.16