Finding the Fourth Proportional to 6,569.89, 9,061.93 and 3,915.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,569.89 : 9,061.93 = 3,915.25 : x
2. Step 2: Convert to fraction form
   6,569.89/9,061.93 = 3,915.25/x
3. Step 3: Cross multiply
   6,569.89x = 9,061.93 × 3,915.25
4. Step 4: Simplify right side
   6,569.89x = 35,479,721.43
5. Step 5: Solve for x
   x = 35,479,721.43/6,569.89
6. Step 6: Final answer
   x = 5,400.35