Finding the Fourth Proportional to 11,640.76, 17,462.77 and 3,740.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,640.76 : 17,462.77 = 3,740.62 : x
2. Step 2: Convert to fraction form
   11,640.76/17,462.77 = 3,740.62/x
3. Step 3: Cross multiply
   11,640.76x = 17,462.77 × 3,740.62
4. Step 4: Simplify right side
   11,640.76x = 65,321,586.72
5. Step 5: Solve for x
   x = 65,321,586.72/11,640.76
6. Step 6: Final answer
   x = 5,611.45