Finding the Fourth Proportional to 31,850.82, 43,853.72 and 28,898.36

Step by Step Solution

1. Step 1: Write the proportion equation
   31,850.82 : 43,853.72 = 28,898.36 : x
2. Step 2: Convert to fraction form
   31,850.82/43,853.72 = 28,898.36/x
3. Step 3: Cross multiply
   31,850.82x = 43,853.72 × 28,898.36
4. Step 4: Simplify right side
   31,850.82x = 1,267,300,587.90
5. Step 5: Solve for x
   x = 1,267,300,587.90/31,850.82
6. Step 6: Final answer
   x = 39,788.63