Finding the Fourth Proportional to 42,923.82, 64,391.86 and 16,262.57

Step by Step Solution

1. Step 1: Write the proportion equation
   42,923.82 : 64,391.86 = 16,262.57 : x
2. Step 2: Convert to fraction form
   42,923.82/64,391.86 = 16,262.57/x
3. Step 3: Cross multiply
   42,923.82x = 64,391.86 × 16,262.57
4. Step 4: Simplify right side
   42,923.82x = 1,047,177,311.99
5. Step 5: Solve for x
   x = 1,047,177,311.99/42,923.82
6. Step 6: Final answer
   x = 24,396.18