Finding the Fourth Proportional to 11,647.74, 17,466.21 and 3,748.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,647.74 : 17,466.21 = 3,748.79 : x
2. Step 2: Convert to fraction form
   11,647.74/17,466.21 = 3,748.79/x
3. Step 3: Cross multiply
   11,647.74x = 17,466.21 × 3,748.79
4. Step 4: Simplify right side
   11,647.74x = 65,477,066.05
5. Step 5: Solve for x
   x = 65,477,066.05/11,647.74
6. Step 6: Final answer
   x = 5,621.44