Finding the Fourth Proportional to 51,410.72, 70,954.83 and 31,273.92

Step by Step Solution

1. Step 1: Write the proportion equation
   51,410.72 : 70,954.83 = 31,273.92 : x
2. Step 2: Convert to fraction form
   51,410.72/70,954.83 = 31,273.92/x
3. Step 3: Cross multiply
   51,410.72x = 70,954.83 × 31,273.92
4. Step 4: Simplify right side
   51,410.72x = 2,219,035,677.03
5. Step 5: Solve for x
   x = 2,219,035,677.03/51,410.72
6. Step 6: Final answer
   x = 43,162.90