Finding the Fourth Proportional to 42,709.47, 64,065.92 and 16,052.67

Step by Step Solution

1. Step 1: Write the proportion equation
   42,709.47 : 64,065.92 = 16,052.67 : x
2. Step 2: Convert to fraction form
   42,709.47/64,065.92 = 16,052.67/x
3. Step 3: Cross multiply
   42,709.47x = 64,065.92 × 16,052.67
4. Step 4: Simplify right side
   42,709.47x = 1,028,429,072.01
5. Step 5: Solve for x
   x = 1,028,429,072.01/42,709.47
6. Step 6: Final answer
   x = 24,079.65