Finding the Fourth Proportional to 6,607.40, 9,906.67 and 3,484.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,607.40 : 9,906.67 = 3,484.10 : x
2. Step 2: Convert to fraction form
   6,607.40/9,906.67 = 3,484.10/x
3. Step 3: Cross multiply
   6,607.40x = 9,906.67 × 3,484.10
4. Step 4: Simplify right side
   6,607.40x = 34,515,858.07
5. Step 5: Solve for x
   x = 34,515,858.07/6,607.40
6. Step 6: Final answer
   x = 5,223.82