Finding the Fourth Proportional to 37,201.38, 55,743.72 and 31,631.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,201.38 : 55,743.72 = 31,631.82 : x
2. Step 2: Convert to fraction form
   37,201.38/55,743.72 = 31,631.82/x
3. Step 3: Cross multiply
   37,201.38x = 55,743.72 × 31,631.82
4. Step 4: Simplify right side
   37,201.38x = 1,763,275,317.17
5. Step 5: Solve for x
   x = 1,763,275,317.17/37,201.38
6. Step 6: Final answer
   x = 47,398.12