Finding the Fourth Proportional to 5,557.82, 7,657.47 and 3,666.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,557.82 : 7,657.47 = 3,666.06 : x
2. Step 2: Convert to fraction form
   5,557.82/7,657.47 = 3,666.06/x
3. Step 3: Cross multiply
   5,557.82x = 7,657.47 × 3,666.06
4. Step 4: Simplify right side
   5,557.82x = 28,072,744.47
5. Step 5: Solve for x
   x = 28,072,744.47/5,557.82
6. Step 6: Final answer
   x = 5,051.04