Finding the Fourth Proportional to 33,356.72, 45,839.62 and 31,814.80

Step by Step Solution

1. Step 1: Write the proportion equation
   33,356.72 : 45,839.62 = 31,814.80 : x
2. Step 2: Convert to fraction form
   33,356.72/45,839.62 = 31,814.80/x
3. Step 3: Cross multiply
   33,356.72x = 45,839.62 × 31,814.80
4. Step 4: Simplify right side
   33,356.72x = 1,458,378,342.38
5. Step 5: Solve for x
   x = 1,458,378,342.38/33,356.72
6. Step 6: Final answer
   x = 43,720.68