Finding the Fourth Proportional to 22,444.16, 30,966.72 and 14,486.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,444.16 : 30,966.72 = 14,486.72 : x
2. Step 2: Convert to fraction form
   22,444.16/30,966.72 = 14,486.72/x
3. Step 3: Cross multiply
   22,444.16x = 30,966.72 × 14,486.72
4. Step 4: Simplify right side
   22,444.16x = 448,606,201.96
5. Step 5: Solve for x
   x = 448,606,201.96/22,444.16
6. Step 6: Final answer
   x = 19,987.66