Finding the Fourth Proportional to 42,763.05, 64,099.22 and 16,456.41

Step by Step Solution

1. Step 1: Write the proportion equation
   42,763.05 : 64,099.22 = 16,456.41 : x
2. Step 2: Convert to fraction form
   42,763.05/64,099.22 = 16,456.41/x
3. Step 3: Cross multiply
   42,763.05x = 64,099.22 × 16,456.41
4. Step 4: Simplify right side
   42,763.05x = 1,054,842,962.72
5. Step 5: Solve for x
   x = 1,054,842,962.72/42,763.05
6. Step 6: Final answer
   x = 24,667.16