Finding the Fourth Proportional to 50,432.41, 69,643.97 and 31,602.34

Step by Step Solution

1. Step 1: Write the proportion equation
   50,432.41 : 69,643.97 = 31,602.34 : x
2. Step 2: Convert to fraction form
   50,432.41/69,643.97 = 31,602.34/x
3. Step 3: Cross multiply
   50,432.41x = 69,643.97 × 31,602.34
4. Step 4: Simplify right side
   50,432.41x = 2,200,912,418.89
5. Step 5: Solve for x
   x = 2,200,912,418.89/50,432.41
6. Step 6: Final answer
   x = 43,640.83