Finding the Fourth Proportional to 17,984.34, 26,978.12 and 4,836.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,984.34 : 26,978.12 = 4,836.42 : x
2. Step 2: Convert to fraction form
   17,984.34/26,978.12 = 4,836.42/x
3. Step 3: Cross multiply
   17,984.34x = 26,978.12 × 4,836.42
4. Step 4: Simplify right side
   17,984.34x = 130,477,519.13
5. Step 5: Solve for x
   x = 130,477,519.13/17,984.34
6. Step 6: Final answer
   x = 7,255.06