Finding the Fourth Proportional to 6,603.50, 9,113.01 and 3,809.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,603.50 : 9,113.01 = 3,809.18 : x
2. Step 2: Convert to fraction form
   6,603.50/9,113.01 = 3,809.18/x
3. Step 3: Cross multiply
   6,603.50x = 9,113.01 × 3,809.18
4. Step 4: Simplify right side
   6,603.50x = 34,713,095.43
5. Step 5: Solve for x
   x = 34,713,095.43/6,603.50
6. Step 6: Final answer
   x = 5,256.77