Finding the Fourth Proportional to 42,998.24, 64,481.00 and 16,696.87

Step by Step Solution

1. Step 1: Write the proportion equation
   42,998.24 : 64,481.00 = 16,696.87 : x
2. Step 2: Convert to fraction form
   42,998.24/64,481.00 = 16,696.87/x
3. Step 3: Cross multiply
   42,998.24x = 64,481.00 × 16,696.87
4. Step 4: Simplify right side
   42,998.24x = 1,076,630,629.78
5. Step 5: Solve for x
   x = 1,076,630,629.78/42,998.24
6. Step 6: Final answer
   x = 25,038.95