Finding the Fourth Proportional to 10,954.39, 15,129.52 and 7,363.11

Step by Step Solution

1. Step 1: Write the proportion equation
   10,954.39 : 15,129.52 = 7,363.11 : x
2. Step 2: Convert to fraction form
   10,954.39/15,129.52 = 7,363.11/x
3. Step 3: Cross multiply
   10,954.39x = 15,129.52 × 7,363.11
4. Step 4: Simplify right side
   10,954.39x = 111,400,346.42
5. Step 5: Solve for x
   x = 111,400,346.42/10,954.39
6. Step 6: Final answer
   x = 10,169.47