Finding the Fourth Proportional to 11,660.71, 17,492.79 and 3,760.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,660.71 : 17,492.79 = 3,760.63 : x
2. Step 2: Convert to fraction form
   11,660.71/17,492.79 = 3,760.63/x
3. Step 3: Cross multiply
   11,660.71x = 17,492.79 × 3,760.63
4. Step 4: Simplify right side
   11,660.71x = 65,783,881.23
5. Step 5: Solve for x
   x = 65,783,881.23/11,660.71
6. Step 6: Final answer
   x = 5,641.50