Finding the Fourth Proportional to 73,282.39, 109,923.28 and 31,155.91

Step by Step Solution

1. Step 1: Write the proportion equation
   73,282.39 : 109,923.28 = 31,155.91 : x
2. Step 2: Convert to fraction form
   73,282.39/109,923.28 = 31,155.91/x
3. Step 3: Cross multiply
   73,282.39x = 109,923.28 × 31,155.91
4. Step 4: Simplify right side
   73,282.39x = 3,424,759,465.89
5. Step 5: Solve for x
   x = 3,424,759,465.89/73,282.39
6. Step 6: Final answer
   x = 46,733.73