Finding the Fourth Proportional to 6,191.31, 9,274.82 and 3,588.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,191.31 : 9,274.82 = 3,588.78 : x
2. Step 2: Convert to fraction form
   6,191.31/9,274.82 = 3,588.78/x
3. Step 3: Cross multiply
   6,191.31x = 9,274.82 × 3,588.78
4. Step 4: Simplify right side
   6,191.31x = 33,285,270.58
5. Step 5: Solve for x
   x = 33,285,270.58/6,191.31
6. Step 6: Final answer
   x = 5,376.13