Finding the Fourth Proportional to 5,100.30, 7,644.06 and 2,760.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.30 : 7,644.06 = 2,760.30 : x
2. Step 2: Convert to fraction form
   5,100.30/7,644.06 = 2,760.30/x
3. Step 3: Cross multiply
   5,100.30x = 7,644.06 × 2,760.30
4. Step 4: Simplify right side
   5,100.30x = 21,099,898.82
5. Step 5: Solve for x
   x = 21,099,898.82/5,100.30
6. Step 6: Final answer
   x = 4,136.99