Finding the Fourth Proportional to 42,628.14, 58,753.35 and 31,999.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,628.14 : 58,753.35 = 31,999.32 : x
2. Step 2: Convert to fraction form
   42,628.14/58,753.35 = 31,999.32/x
3. Step 3: Cross multiply
   42,628.14x = 58,753.35 × 31,999.32
4. Step 4: Simplify right side
   42,628.14x = 1,880,067,247.72
5. Step 5: Solve for x
   x = 1,880,067,247.72/42,628.14
6. Step 6: Final answer
   x = 44,103.90