Finding the Fourth Proportional to 9,061.15, 13,592.99 and 2,821.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,061.15 : 13,592.99 = 2,821.61 : x
2. Step 2: Convert to fraction form
   9,061.15/13,592.99 = 2,821.61/x
3. Step 3: Cross multiply
   9,061.15x = 13,592.99 × 2,821.61
4. Step 4: Simplify right side
   9,061.15x = 38,354,102.41
5. Step 5: Solve for x
   x = 38,354,102.41/9,061.15
6. Step 6: Final answer
   x = 4,232.81