Finding the Fourth Proportional to 42,701.60, 64,063.24 and 16,408.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,701.60 : 64,063.24 = 16,408.24 : x
2. Step 2: Convert to fraction form
   42,701.60/64,063.24 = 16,408.24/x
3. Step 3: Cross multiply
   42,701.60x = 64,063.24 × 16,408.24
4. Step 4: Simplify right side
   42,701.60x = 1,051,165,017.10
5. Step 5: Solve for x
   x = 1,051,165,017.10/42,701.60
6. Step 6: Final answer
   x = 24,616.53