Finding the Fourth Proportional to 11,566.56, 17,355.21 and 3,670.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,566.56 : 17,355.21 = 3,670.32 : x
2. Step 2: Convert to fraction form
   11,566.56/17,355.21 = 3,670.32/x
3. Step 3: Cross multiply
   11,566.56x = 17,355.21 × 3,670.32
4. Step 4: Simplify right side
   11,566.56x = 63,699,174.37
5. Step 5: Solve for x
   x = 63,699,174.37/11,566.56
6. Step 6: Final answer
   x = 5,507.18