Finding the Fourth Proportional to 13,023.48, 17,972.33 and 7,055.15

Step by Step Solution

1. Step 1: Write the proportion equation
   13,023.48 : 17,972.33 = 7,055.15 : x
2. Step 2: Convert to fraction form
   13,023.48/17,972.33 = 7,055.15/x
3. Step 3: Cross multiply
   13,023.48x = 17,972.33 × 7,055.15
4. Step 4: Simplify right side
   13,023.48x = 126,797,499.64
5. Step 5: Solve for x
   x = 126,797,499.64/13,023.48
6. Step 6: Final answer
   x = 9,736.07