Finding the Fourth Proportional to 9,313.51, 12,852.86 and 5,064.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,313.51 : 12,852.86 = 5,064.81 : x
2. Step 2: Convert to fraction form
   9,313.51/12,852.86 = 5,064.81/x
3. Step 3: Cross multiply
   9,313.51x = 12,852.86 × 5,064.81
4. Step 4: Simplify right side
   9,313.51x = 65,097,293.86
5. Step 5: Solve for x
   x = 65,097,293.86/9,313.51
6. Step 6: Final answer
   x = 6,989.56