Finding the Fourth Proportional to 7,581.06, 10,461.69 and 4,223.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,581.06 : 10,461.69 = 4,223.61 : x
2. Step 2: Convert to fraction form
   7,581.06/10,461.69 = 4,223.61/x
3. Step 3: Cross multiply
   7,581.06x = 10,461.69 × 4,223.61
4. Step 4: Simplify right side
   7,581.06x = 44,186,098.50
5. Step 5: Solve for x
   x = 44,186,098.50/7,581.06
6. Step 6: Final answer
   x = 5,828.49