Finding the Fourth Proportional to 9,383.31, 12,946.53 and 5,604.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,383.31 : 12,946.53 = 5,604.81 : x
2. Step 2: Convert to fraction form
   9,383.31/12,946.53 = 5,604.81/x
3. Step 3: Cross multiply
   9,383.31x = 12,946.53 × 5,604.81
4. Step 4: Simplify right side
   9,383.31x = 72,562,840.81
5. Step 5: Solve for x
   x = 72,562,840.81/9,383.31
6. Step 6: Final answer
   x = 7,733.18