Finding the Fourth Proportional to 7,222.10, 10,827.86 and 4,876.29

Step by Step Solution

1. Step 1: Write the proportion equation
   7,222.10 : 10,827.86 = 4,876.29 : x
2. Step 2: Convert to fraction form
   7,222.10/10,827.86 = 4,876.29/x
3. Step 3: Cross multiply
   7,222.10x = 10,827.86 × 4,876.29
4. Step 4: Simplify right side
   7,222.10x = 52,799,761.06
5. Step 5: Solve for x
   x = 52,799,761.06/7,222.10
6. Step 6: Final answer
   x = 7,310.86