Finding the Fourth Proportional to 9,688.16, 14,530.84 and 3,113.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,688.16 : 14,530.84 = 3,113.48 : x
2. Step 2: Convert to fraction form
   9,688.16/14,530.84 = 3,113.48/x
3. Step 3: Cross multiply
   9,688.16x = 14,530.84 × 3,113.48
4. Step 4: Simplify right side
   9,688.16x = 45,241,479.72
5. Step 5: Solve for x
   x = 45,241,479.72/9,688.16
6. Step 6: Final answer
   x = 4,669.77