Finding the Fourth Proportional to 10,397.31, 14,348.27 and 5,921.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,397.31 : 14,348.27 = 5,921.07 : x
2. Step 2: Convert to fraction form
   10,397.31/14,348.27 = 5,921.07/x
3. Step 3: Cross multiply
   10,397.31x = 14,348.27 × 5,921.07
4. Step 4: Simplify right side
   10,397.31x = 84,957,054.11
5. Step 5: Solve for x
   x = 84,957,054.11/10,397.31
6. Step 6: Final answer
   x = 8,171.06