Finding the Fourth Proportional to 42,958.63, 64,412.83 and 16,306.39

Step by Step Solution

1. Step 1: Write the proportion equation
   42,958.63 : 64,412.83 = 16,306.39 : x
2. Step 2: Convert to fraction form
   42,958.63/64,412.83 = 16,306.39/x
3. Step 3: Cross multiply
   42,958.63x = 64,412.83 × 16,306.39
4. Step 4: Simplify right side
   42,958.63x = 1,050,340,726.98
5. Step 5: Solve for x
   x = 1,050,340,726.98/42,958.63
6. Step 6: Final answer
   x = 24,450.05