Finding the Fourth Proportional to 11,660.76, 17,494.38 and 3,875.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,660.76 : 17,494.38 = 3,875.04 : x
2. Step 2: Convert to fraction form
   11,660.76/17,494.38 = 3,875.04/x
3. Step 3: Cross multiply
   11,660.76x = 17,494.38 × 3,875.04
4. Step 4: Simplify right side
   11,660.76x = 67,791,422.28
5. Step 5: Solve for x
   x = 67,791,422.28/11,660.76
6. Step 6: Final answer
   x = 5,813.64