Finding the Fourth Proportional to 11,498.07, 15,867.78 and 7,023.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,498.07 : 15,867.78 = 7,023.84 : x
2. Step 2: Convert to fraction form
   11,498.07/15,867.78 = 7,023.84/x
3. Step 3: Cross multiply
   11,498.07x = 15,867.78 × 7,023.84
4. Step 4: Simplify right side
   11,498.07x = 111,452,747.88
5. Step 5: Solve for x
   x = 111,452,747.88/11,498.07
6. Step 6: Final answer
   x = 9,693.17