Finding the Fourth Proportional to 10,973.12, 15,142.80 and 5,937.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,973.12 : 15,142.80 = 5,937.23 : x
2. Step 2: Convert to fraction form
   10,973.12/15,142.80 = 5,937.23/x
3. Step 3: Cross multiply
   10,973.12x = 15,142.80 × 5,937.23
4. Step 4: Simplify right side
   10,973.12x = 89,906,317.13
5. Step 5: Solve for x
   x = 89,906,317.13/10,973.12
6. Step 6: Final answer
   x = 8,193.32