Finding the Fourth Proportional to 42,936.86, 64,423.83 and 23,229.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,936.86 : 64,423.83 = 23,229.29 : x
2. Step 2: Convert to fraction form
   42,936.86/64,423.83 = 23,229.29/x
3. Step 3: Cross multiply
   42,936.86x = 64,423.83 × 23,229.29
4. Step 4: Simplify right side
   42,936.86x = 1,496,519,829.98
5. Step 5: Solve for x
   x = 1,496,519,829.98/42,936.86
6. Step 6: Final answer
   x = 34,853.97