Finding the Fourth Proportional to 2,764.71, 4,146.93 and 2,459.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,764.71 : 4,146.93 = 2,459.34 : x
2. Step 2: Convert to fraction form
   2,764.71/4,146.93 = 2,459.34/x
3. Step 3: Cross multiply
   2,764.71x = 4,146.93 × 2,459.34
4. Step 4: Simplify right side
   2,764.71x = 10,198,710.83
5. Step 5: Solve for x
   x = 10,198,710.83/2,764.71
6. Step 6: Final answer
   x = 3,688.89