Finding the Fourth Proportional to 22,428.18, 30,963.72 and 14,884.74

Step by Step Solution

1. Step 1: Write the proportion equation
   22,428.18 : 30,963.72 = 14,884.74 : x
2. Step 2: Convert to fraction form
   22,428.18/30,963.72 = 14,884.74/x
3. Step 3: Cross multiply
   22,428.18x = 30,963.72 × 14,884.74
4. Step 4: Simplify right side
   22,428.18x = 460,886,921.63
5. Step 5: Solve for x
   x = 460,886,921.63/22,428.18
6. Step 6: Final answer
   x = 20,549.46