Finding the Fourth Proportional to 8,569.32, 12,850.56 and 3,301.40

Step by Step Solution

1. Step 1: Write the proportion equation
   8,569.32 : 12,850.56 = 3,301.40 : x
2. Step 2: Convert to fraction form
   8,569.32/12,850.56 = 3,301.40/x
3. Step 3: Cross multiply
   8,569.32x = 12,850.56 × 3,301.40
4. Step 4: Simplify right side
   8,569.32x = 42,424,774.53
5. Step 5: Solve for x
   x = 42,424,774.53/8,569.32
6. Step 6: Final answer
   x = 4,950.77