Finding the Fourth Proportional to 9,501.78, 13,109.25 and 6,148.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,501.78 : 13,109.25 = 6,148.83 : x
2. Step 2: Convert to fraction form
   9,501.78/13,109.25 = 6,148.83/x
3. Step 3: Cross multiply
   9,501.78x = 13,109.25 × 6,148.83
4. Step 4: Simplify right side
   9,501.78x = 80,606,597.82
5. Step 5: Solve for x
   x = 80,606,597.82/9,501.78
6. Step 6: Final answer
   x = 8,483.32