Finding the Fourth Proportional to 7,211.50, 10,818.69 and 3,051.49

Step by Step Solution

1. Step 1: Write the proportion equation
   7,211.50 : 10,818.69 = 3,051.49 : x
2. Step 2: Convert to fraction form
   7,211.50/10,818.69 = 3,051.49/x
3. Step 3: Cross multiply
   7,211.50x = 10,818.69 × 3,051.49
4. Step 4: Simplify right side
   7,211.50x = 33,013,070.25
5. Step 5: Solve for x
   x = 33,013,070.25/7,211.50
6. Step 6: Final answer
   x = 4,577.84