Finding the Fourth Proportional to 10,483.05, 15,730.65 and 5,289.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,483.05 : 15,730.65 = 5,289.33 : x
2. Step 2: Convert to fraction form
   10,483.05/15,730.65 = 5,289.33/x
3. Step 3: Cross multiply
   10,483.05x = 15,730.65 × 5,289.33
4. Step 4: Simplify right side
   10,483.05x = 83,204,598.96
5. Step 5: Solve for x
   x = 83,204,598.96/10,483.05
6. Step 6: Final answer
   x = 7,937.06