Finding the Fourth Proportional to 42,769.60, 64,109.88 and 16,097.27

Step by Step Solution

1. Step 1: Write the proportion equation
   42,769.60 : 64,109.88 = 16,097.27 : x
2. Step 2: Convert to fraction form
   42,769.60/64,109.88 = 16,097.27/x
3. Step 3: Cross multiply
   42,769.60x = 64,109.88 × 16,097.27
4. Step 4: Simplify right side
   42,769.60x = 1,031,993,727.48
5. Step 5: Solve for x
   x = 1,031,993,727.48/42,769.60
6. Step 6: Final answer
   x = 24,129.14