Finding the Fourth Proportional to 140,843, 194,363.34 and 77,183.30

Step by Step Solution

1. Step 1: Write the proportion equation
   140,843 : 194,363.34 = 77,183.30 : x
2. Step 2: Convert to fraction form
   140,843/194,363.34 = 77,183.30/x
3. Step 3: Cross multiply
   140,843x = 194,363.34 × 77,183.30
4. Step 4: Simplify right side
   140,843x = 15,001,603,980.22
5. Step 5: Solve for x
   x = 15,001,603,980.22/140,843
6. Step 6: Final answer
   x = 106,512.95