Finding the Fourth Proportional to 140,157.54, 193,350.17 and 91,738.17

Step by Step Solution

1. Step 1: Write the proportion equation
   140,157.54 : 193,350.17 = 91,738.17 : x
2. Step 2: Convert to fraction form
   140,157.54/193,350.17 = 91,738.17/x
3. Step 3: Cross multiply
   140,157.54x = 193,350.17 × 91,738.17
4. Step 4: Simplify right side
   140,157.54x = 17,737,590,994.33
5. Step 5: Solve for x
   x = 17,737,590,994.33/140,157.54
6. Step 6: Final answer
   x = 126,554.67