Finding the Fourth Proportional to 42,266.76, 63,411.99 and 16,984.03

Step by Step Solution

1. Step 1: Write the proportion equation
   42,266.76 : 63,411.99 = 16,984.03 : x
2. Step 2: Convert to fraction form
   42,266.76/63,411.99 = 16,984.03/x
3. Step 3: Cross multiply
   42,266.76x = 63,411.99 × 16,984.03
4. Step 4: Simplify right side
   42,266.76x = 1,076,991,140.52
5. Step 5: Solve for x
   x = 1,076,991,140.52/42,266.76
6. Step 6: Final answer
   x = 25,480.81