Finding the Fourth Proportional to 42,014.75, 63,061.69 and 27,984.64

Step by Step Solution

1. Step 1: Write the proportion equation
   42,014.75 : 63,061.69 = 27,984.64 : x
2. Step 2: Convert to fraction form
   42,014.75/63,061.69 = 27,984.64/x
3. Step 3: Cross multiply
   42,014.75x = 63,061.69 × 27,984.64
4. Step 4: Simplify right side
   42,014.75x = 1,764,758,635.54
5. Step 5: Solve for x
   x = 1,764,758,635.54/42,014.75
6. Step 6: Final answer
   x = 42,003.31