Finding the Fourth Proportional to 5,216.00, 7,818.73 and 2,613.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,216.00 : 7,818.73 = 2,613.47 : x
2. Step 2: Convert to fraction form
   5,216.00/7,818.73 = 2,613.47/x
3. Step 3: Cross multiply
   5,216.00x = 7,818.73 × 2,613.47
4. Step 4: Simplify right side
   5,216.00x = 20,433,970.67
5. Step 5: Solve for x
   x = 20,433,970.67/5,216.00
6. Step 6: Final answer
   x = 3,917.56