Finding the Fourth Proportional to 11,803.08, 17,700.78 and 3,904.11

Step by Step Solution

1. Step 1: Write the proportion equation
   11,803.08 : 17,700.78 = 3,904.11 : x
2. Step 2: Convert to fraction form
   11,803.08/17,700.78 = 3,904.11/x
3. Step 3: Cross multiply
   11,803.08x = 17,700.78 × 3,904.11
4. Step 4: Simplify right side
   11,803.08x = 69,105,792.21
5. Step 5: Solve for x
   x = 69,105,792.21/11,803.08
6. Step 6: Final answer
   x = 5,854.89