Finding the Fourth Proportional to 42,105.29, 63,160.67 and 14,024.21

Step by Step Solution

1. Step 1: Write the proportion equation
   42,105.29 : 63,160.67 = 14,024.21 : x
2. Step 2: Convert to fraction form
   42,105.29/63,160.67 = 14,024.21/x
3. Step 3: Cross multiply
   42,105.29x = 63,160.67 × 14,024.21
4. Step 4: Simplify right side
   42,105.29x = 885,778,692.78
5. Step 5: Solve for x
   x = 885,778,692.78/42,105.29
6. Step 6: Final answer
   x = 21,037.23