Finding the Fourth Proportional to 42,023.02, 63,042.02 and 13,944.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,023.02 : 63,042.02 = 13,944.76 : x
2. Step 2: Convert to fraction form
   42,023.02/63,042.02 = 13,944.76/x
3. Step 3: Cross multiply
   42,023.02x = 63,042.02 × 13,944.76
4. Step 4: Simplify right side
   42,023.02x = 879,105,838.82
5. Step 5: Solve for x
   x = 879,105,838.82/42,023.02
6. Step 6: Final answer
   x = 20,919.63