Finding the Fourth Proportional to 52,945.30, 73,066.89 and 31,724.11

Step by Step Solution

1. Step 1: Write the proportion equation
   52,945.30 : 73,066.89 = 31,724.11 : x
2. Step 2: Convert to fraction form
   52,945.30/73,066.89 = 31,724.11/x
3. Step 3: Cross multiply
   52,945.30x = 73,066.89 × 31,724.11
4. Step 4: Simplify right side
   52,945.30x = 2,317,981,992.02
5. Step 5: Solve for x
   x = 2,317,981,992.02/52,945.30
6. Step 6: Final answer
   x = 43,780.70