Finding the Fourth Proportional to 140,989.74, 194,413.83 and 107,060.46

Step by Step Solution

1. Step 1: Write the proportion equation
   140,989.74 : 194,413.83 = 107,060.46 : x
2. Step 2: Convert to fraction form
   140,989.74/194,413.83 = 107,060.46/x
3. Step 3: Cross multiply
   140,989.74x = 194,413.83 × 107,060.46
4. Step 4: Simplify right side
   140,989.74x = 20,814,034,070.16
5. Step 5: Solve for x
   x = 20,814,034,070.16/140,989.74
6. Step 6: Final answer
   x = 147,628.01