Finding the Fourth Proportional to 7,173.61, 10,764.59 and 3,013.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,173.61 : 10,764.59 = 3,013.30 : x
2. Step 2: Convert to fraction form
   7,173.61/10,764.59 = 3,013.30/x
3. Step 3: Cross multiply
   7,173.61x = 10,764.59 × 3,013.30
4. Step 4: Simplify right side
   7,173.61x = 32,436,939.05
5. Step 5: Solve for x
   x = 32,436,939.05/7,173.61
6. Step 6: Final answer
   x = 4,521.70