Finding the Fourth Proportional to 2,656.82, 3,666.53 and 2,213.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.82 : 3,666.53 = 2,213.98 : x
2. Step 2: Convert to fraction form
   2,656.82/3,666.53 = 2,213.98/x
3. Step 3: Cross multiply
   2,656.82x = 3,666.53 × 2,213.98
4. Step 4: Simplify right side
   2,656.82x = 8,117,624.09
5. Step 5: Solve for x
   x = 8,117,624.09/2,656.82
6. Step 6: Final answer
   x = 3,055.39