Finding the Fourth Proportional to 2,653.82, 3,666.66 and 2,098.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653.82 : 3,666.66 = 2,098.55 : x
2. Step 2: Convert to fraction form
   2,653.82/3,666.66 = 2,098.55/x
3. Step 3: Cross multiply
   2,653.82x = 3,666.66 × 2,098.55
4. Step 4: Simplify right side
   2,653.82x = 7,694,669.34
5. Step 5: Solve for x
   x = 7,694,669.34/2,653.82
6. Step 6: Final answer
   x = 2,899.47