Finding the Fourth Proportional to 50,789.36, 70,097.06 and 31,672.24

Step by Step Solution

1. Step 1: Write the proportion equation
   50,789.36 : 70,097.06 = 31,672.24 : x
2. Step 2: Convert to fraction form
   50,789.36/70,097.06 = 31,672.24/x
3. Step 3: Cross multiply
   50,789.36x = 70,097.06 × 31,672.24
4. Step 4: Simplify right side
   50,789.36x = 2,220,130,907.61
5. Step 5: Solve for x
   x = 2,220,130,907.61/50,789.36
6. Step 6: Final answer
   x = 43,712.52