Finding the Fourth Proportional to 14,888.16, 22,338.72 and 10,278.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,888.16 : 22,338.72 = 10,278.72 : x
2. Step 2: Convert to fraction form
   14,888.16/22,338.72 = 10,278.72/x
3. Step 3: Cross multiply
   14,888.16x = 22,338.72 × 10,278.72
4. Step 4: Simplify right side
   14,888.16x = 229,613,448.04
5. Step 5: Solve for x
   x = 229,613,448.04/14,888.16
6. Step 6: Final answer
   x = 15,422.55