Finding the Fourth Proportional to 14,614.71, 20,168.16 and 7,900.26

Step by Step Solution

1. Step 1: Write the proportion equation
   14,614.71 : 20,168.16 = 7,900.26 : x
2. Step 2: Convert to fraction form
   14,614.71/20,168.16 = 7,900.26/x
3. Step 3: Cross multiply
   14,614.71x = 20,168.16 × 7,900.26
4. Step 4: Simplify right side
   14,614.71x = 159,333,707.72
5. Step 5: Solve for x
   x = 159,333,707.72/14,614.71
6. Step 6: Final answer
   x = 10,902.28