Finding the Fourth Proportional to 6,131.49, 8,455.69 and 4,006.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,131.49 : 8,455.69 = 4,006.34 : x
2. Step 2: Convert to fraction form
   6,131.49/8,455.69 = 4,006.34/x
3. Step 3: Cross multiply
   6,131.49x = 8,455.69 × 4,006.34
4. Step 4: Simplify right side
   6,131.49x = 33,876,363.51
5. Step 5: Solve for x
   x = 33,876,363.51/6,131.49
6. Step 6: Final answer
   x = 5,524.98