Finding the Fourth Proportional to 6,233.78, 8,602.78 and 3,716.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,233.78 : 8,602.78 = 3,716.09 : x
2. Step 2: Convert to fraction form
   6,233.78/8,602.78 = 3,716.09/x
3. Step 3: Cross multiply
   6,233.78x = 8,602.78 × 3,716.09
4. Step 4: Simplify right side
   6,233.78x = 31,968,750.50
5. Step 5: Solve for x
   x = 31,968,750.50/6,233.78
6. Step 6: Final answer
   x = 5,128.31