Finding the Fourth Proportional to 42,309.63, 63,465.12 and 16,007.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,309.63 : 63,465.12 = 16,007.31 : x
2. Step 2: Convert to fraction form
   42,309.63/63,465.12 = 16,007.31/x
3. Step 3: Cross multiply
   42,309.63x = 63,465.12 × 16,007.31
4. Step 4: Simplify right side
   42,309.63x = 1,015,905,850.03
5. Step 5: Solve for x
   x = 1,015,905,850.03/42,309.63
6. Step 6: Final answer
   x = 24,011.22