Finding the Fourth Proportional to 15,007.18, 22,498.14 and 7,105.12

Step by Step Solution

1. Step 1: Write the proportion equation
   15,007.18 : 22,498.14 = 7,105.12 : x
2. Step 2: Convert to fraction form
   15,007.18/22,498.14 = 7,105.12/x
3. Step 3: Cross multiply
   15,007.18x = 22,498.14 × 7,105.12
4. Step 4: Simplify right side
   15,007.18x = 159,851,984.48
5. Step 5: Solve for x
   x = 159,851,984.48/15,007.18
6. Step 6: Final answer
   x = 10,651.70