Finding the Fourth Proportional to 9,446.80, 13,035.72 and 5,669.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,446.80 : 13,035.72 = 5,669.92 : x
2. Step 2: Convert to fraction form
   9,446.80/13,035.72 = 5,669.92/x
3. Step 3: Cross multiply
   9,446.80x = 13,035.72 × 5,669.92
4. Step 4: Simplify right side
   9,446.80x = 73,911,489.54
5. Step 5: Solve for x
   x = 73,911,489.54/9,446.80
6. Step 6: Final answer
   x = 7,823.97