Finding the Fourth Proportional to 6,755.31, 10,134.59 and 2,138.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,755.31 : 10,134.59 = 2,138.31 : x
2. Step 2: Convert to fraction form
   6,755.31/10,134.59 = 2,138.31/x
3. Step 3: Cross multiply
   6,755.31x = 10,134.59 × 2,138.31
4. Step 4: Simplify right side
   6,755.31x = 21,670,895.14
5. Step 5: Solve for x
   x = 21,670,895.14/6,755.31
6. Step 6: Final answer
   x = 3,207.98