Finding the Fourth Proportional to 10,630.47, 15,931.81 and 4,383.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,630.47 : 15,931.81 = 4,383.34 : x
2. Step 2: Convert to fraction form
   10,630.47/15,931.81 = 4,383.34/x
3. Step 3: Cross multiply
   10,630.47x = 15,931.81 × 4,383.34
4. Step 4: Simplify right side
   10,630.47x = 69,834,540.05
5. Step 5: Solve for x
   x = 69,834,540.05/10,630.47
6. Step 6: Final answer
   x = 6,569.28