Finding the Fourth Proportional to 139,971.33, 193,185.25 and 82,606.52

Step by Step Solution

1. Step 1: Write the proportion equation
   139,971.33 : 193,185.25 = 82,606.52 : x
2. Step 2: Convert to fraction form
   139,971.33/193,185.25 = 82,606.52/x
3. Step 3: Cross multiply
   139,971.33x = 193,185.25 × 82,606.52
4. Step 4: Simplify right side
   139,971.33x = 15,958,361,494.28
5. Step 5: Solve for x
   x = 15,958,361,494.28/139,971.33
6. Step 6: Final answer
   x = 114,011.64