Finding the Fourth Proportional to 9,288.38, 12,810.88 and 5,699.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,288.38 : 12,810.88 = 5,699.54 : x
2. Step 2: Convert to fraction form
   9,288.38/12,810.88 = 5,699.54/x
3. Step 3: Cross multiply
   9,288.38x = 12,810.88 × 5,699.54
4. Step 4: Simplify right side
   9,288.38x = 73,016,123.00
5. Step 5: Solve for x
   x = 73,016,123.00/9,288.38
6. Step 6: Final answer
   x = 7,861.02