Finding the Fourth Proportional to 6,758.63, 10,139.57 and 2,141.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,758.63 : 10,139.57 = 2,141.63 : x
2. Step 2: Convert to fraction form
   6,758.63/10,139.57 = 2,141.63/x
3. Step 3: Cross multiply
   6,758.63x = 10,139.57 × 2,141.63
4. Step 4: Simplify right side
   6,758.63x = 21,715,145.89
5. Step 5: Solve for x
   x = 21,715,145.89/6,758.63
6. Step 6: Final answer
   x = 3,212.95