Finding the Fourth Proportional to 7,060.10, 10,586.72 and 2,128.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,060.10 : 10,586.72 = 2,128.82 : x
2. Step 2: Convert to fraction form
   7,060.10/10,586.72 = 2,128.82/x
3. Step 3: Cross multiply
   7,060.10x = 10,586.72 × 2,128.82
4. Step 4: Simplify right side
   7,060.10x = 22,537,221.27
5. Step 5: Solve for x
   x = 22,537,221.27/7,060.10
6. Step 6: Final answer
   x = 3,192.20