Finding the Fourth Proportional to 42,150.18, 63,224.64 and 12,568.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,150.18 : 63,224.64 = 12,568.14 : x
2. Step 2: Convert to fraction form
   42,150.18/63,224.64 = 12,568.14/x
3. Step 3: Cross multiply
   42,150.18x = 63,224.64 × 12,568.14
4. Step 4: Simplify right side
   42,150.18x = 794,616,126.97
5. Step 5: Solve for x
   x = 794,616,126.97/42,150.18
6. Step 6: Final answer
   x = 18,852.02