Finding the Fourth Proportional to 139,589.01, 192,617.86 and 82,223.84

Step by Step Solution

1. Step 1: Write the proportion equation
   139,589.01 : 192,617.86 = 82,223.84 : x
2. Step 2: Convert to fraction form
   139,589.01/192,617.86 = 82,223.84/x
3. Step 3: Cross multiply
   139,589.01x = 192,617.86 × 82,223.84
4. Step 4: Simplify right side
   139,589.01x = 15,837,780,101.78
5. Step 5: Solve for x
   x = 15,837,780,101.78/139,589.01
6. Step 6: Final answer
   x = 113,460.08