Finding the Fourth Proportional to 42,214, 63,321.06 and 14,512

Step by Step Solution

1. Step 1: Write the proportion equation
   42,214 : 63,321.06 = 14,512 : x
2. Step 2: Convert to fraction form
   42,214/63,321.06 = 14,512/x
3. Step 3: Cross multiply
   42,214x = 63,321.06 × 14,512
4. Step 4: Simplify right side
   42,214x = 918,915,222.72
5. Step 5: Solve for x
   x = 918,915,222.72/42,214
6. Step 6: Final answer
   x = 21,768.02