Finding the Fourth Proportional to 139,927.82, 193,100.46 and 79,498.57

Step by Step Solution

1. Step 1: Write the proportion equation
   139,927.82 : 193,100.46 = 79,498.57 : x
2. Step 2: Convert to fraction form
   139,927.82/193,100.46 = 79,498.57/x
3. Step 3: Cross multiply
   139,927.82x = 193,100.46 × 79,498.57
4. Step 4: Simplify right side
   139,927.82x = 15,351,209,953.59
5. Step 5: Solve for x
   x = 15,351,209,953.59/139,927.82
6. Step 6: Final answer
   x = 109,708.06