Finding the Fourth Proportional to 11,375.02, 17,069.42 and 3,984.99

Step by Step Solution

1. Step 1: Write the proportion equation
   11,375.02 : 17,069.42 = 3,984.99 : x
2. Step 2: Convert to fraction form
   11,375.02/17,069.42 = 3,984.99/x
3. Step 3: Cross multiply
   11,375.02x = 17,069.42 × 3,984.99
4. Step 4: Simplify right side
   11,375.02x = 68,021,468.01
5. Step 5: Solve for x
   x = 68,021,468.01/11,375.02
6. Step 6: Final answer
   x = 5,979.90