Finding the Fourth Proportional to 10,168.82, 14,023.11 and 7,929.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,168.82 : 14,023.11 = 7,929.87 : x
2. Step 2: Convert to fraction form
   10,168.82/14,023.11 = 7,929.87/x
3. Step 3: Cross multiply
   10,168.82x = 14,023.11 × 7,929.87
4. Step 4: Simplify right side
   10,168.82x = 111,201,490.16
5. Step 5: Solve for x
   x = 111,201,490.16/10,168.82
6. Step 6: Final answer
   x = 10,935.54