Finding the Fourth Proportional to 9,488.72, 13,094.39 and 5,510.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.72 : 13,094.39 = 5,510.81 : x
2. Step 2: Convert to fraction form
   9,488.72/13,094.39 = 5,510.81/x
3. Step 3: Cross multiply
   9,488.72x = 13,094.39 × 5,510.81
4. Step 4: Simplify right side
   9,488.72x = 72,160,667.80
5. Step 5: Solve for x
   x = 72,160,667.80/9,488.72
6. Step 6: Final answer
   x = 7,604.89