Finding the Fourth Proportional to 11,536.41, 17,308.64 and 3,640.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,536.41 : 17,308.64 = 3,640.15 : x
2. Step 2: Convert to fraction form
   11,536.41/17,308.64 = 3,640.15/x
3. Step 3: Cross multiply
   11,536.41x = 17,308.64 × 3,640.15
4. Step 4: Simplify right side
   11,536.41x = 63,005,941.15
5. Step 5: Solve for x
   x = 63,005,941.15/11,536.41
6. Step 6: Final answer
   x = 5,461.49