Finding the Fourth Proportional to 42,510.21, 63,751.69 and 14,040.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,510.21 : 63,751.69 = 14,040.82 : x
2. Step 2: Convert to fraction form
   42,510.21/63,751.69 = 14,040.82/x
3. Step 3: Cross multiply
   42,510.21x = 63,751.69 × 14,040.82
4. Step 4: Simplify right side
   42,510.21x = 895,126,003.99
5. Step 5: Solve for x
   x = 895,126,003.99/42,510.21
6. Step 6: Final answer
   x = 21,056.73