Finding the Fourth Proportional to 50,901.52, 70,244.12 and 31,029.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,901.52 : 70,244.12 = 31,029.52 : x
2. Step 2: Convert to fraction form
   50,901.52/70,244.12 = 31,029.52/x
3. Step 3: Cross multiply
   50,901.52x = 70,244.12 × 31,029.52
4. Step 4: Simplify right side
   50,901.52x = 2,179,641,326.42
5. Step 5: Solve for x
   x = 2,179,641,326.42/50,901.52
6. Step 6: Final answer
   x = 42,820.75