Finding the Fourth Proportional to 42,737.72, 64,105.88 and 16,448.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,737.72 : 64,105.88 = 16,448.16 : x
2. Step 2: Convert to fraction form
   42,737.72/64,105.88 = 16,448.16/x
3. Step 3: Cross multiply
   42,737.72x = 64,105.88 × 16,448.16
4. Step 4: Simplify right side
   42,737.72x = 1,054,423,771.18
5. Step 5: Solve for x
   x = 1,054,423,771.18/42,737.72
6. Step 6: Final answer
   x = 24,671.97