Finding the Fourth Proportional to 6,587.69, 9,090.89 and 3,603.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,587.69 : 9,090.89 = 3,603.52 : x
2. Step 2: Convert to fraction form
   6,587.69/9,090.89 = 3,603.52/x
3. Step 3: Cross multiply
   6,587.69x = 9,090.89 × 3,603.52
4. Step 4: Simplify right side
   6,587.69x = 32,759,140.46
5. Step 5: Solve for x
   x = 32,759,140.46/6,587.69
6. Step 6: Final answer
   x = 4,972.78