Finding the Fourth Proportional to 42,994.28, 64,494.90 and 16,353.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,994.28 : 64,494.90 = 16,353.02 : x
2. Step 2: Convert to fraction form
   42,994.28/64,494.90 = 16,353.02/x
3. Step 3: Cross multiply
   42,994.28x = 64,494.90 × 16,353.02
4. Step 4: Simplify right side
   42,994.28x = 1,054,686,389.60
5. Step 5: Solve for x
   x = 1,054,686,389.60/42,994.28
6. Step 6: Final answer
   x = 24,530.85