Finding the Fourth Proportional to 6,764.96, 10,148.39 and 2,085.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,764.96 : 10,148.39 = 2,085.34 : x
2. Step 2: Convert to fraction form
   6,764.96/10,148.39 = 2,085.34/x
3. Step 3: Cross multiply
   6,764.96x = 10,148.39 × 2,085.34
4. Step 4: Simplify right side
   6,764.96x = 21,162,845.86
5. Step 5: Solve for x
   x = 21,162,845.86/6,764.96
6. Step 6: Final answer
   x = 3,128.31