Finding the Fourth Proportional to 6,781.50, 9,354.38 and 4,481.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,781.50 : 9,354.38 = 4,481.89 : x
2. Step 2: Convert to fraction form
   6,781.50/9,354.38 = 4,481.89/x
3. Step 3: Cross multiply
   6,781.50x = 9,354.38 × 4,481.89
4. Step 4: Simplify right side
   6,781.50x = 41,925,314.36
5. Step 5: Solve for x
   x = 41,925,314.36/6,781.50
6. Step 6: Final answer
   x = 6,182.31