Finding the Fourth Proportional to 28,144.71, 42,204.65 and 14,994.27

Step by Step Solution

1. Step 1: Write the proportion equation
   28,144.71 : 42,204.65 = 14,994.27 : x
2. Step 2: Convert to fraction form
   28,144.71/42,204.65 = 14,994.27/x
3. Step 3: Cross multiply
   28,144.71x = 42,204.65 × 14,994.27
4. Step 4: Simplify right side
   28,144.71x = 632,827,842.38
5. Step 5: Solve for x
   x = 632,827,842.38/28,144.71
6. Step 6: Final answer
   x = 22,484.79