Finding the Fourth Proportional to 7,222.01, 10,834.16 and 2,779.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,222.01 : 10,834.16 = 2,779.52 : x
2. Step 2: Convert to fraction form
   7,222.01/10,834.16 = 2,779.52/x
3. Step 3: Cross multiply
   7,222.01x = 10,834.16 × 2,779.52
4. Step 4: Simplify right side
   7,222.01x = 30,113,696.33
5. Step 5: Solve for x
   x = 30,113,696.33/7,222.01
6. Step 6: Final answer
   x = 4,169.71