Finding the Fourth Proportional to 7,098.77, 10,649.72 and 2,168.79

Step by Step Solution

1. Step 1: Write the proportion equation
   7,098.77 : 10,649.72 = 2,168.79 : x
2. Step 2: Convert to fraction form
   7,098.77/10,649.72 = 2,168.79/x
3. Step 3: Cross multiply
   7,098.77x = 10,649.72 × 2,168.79
4. Step 4: Simplify right side
   7,098.77x = 23,097,052.57
5. Step 5: Solve for x
   x = 23,097,052.57/7,098.77
6. Step 6: Final answer
   x = 3,253.67