Finding the Fourth Proportional to 140,411.63, 193,745.42 and 79,983.45

Step by Step Solution

1. Step 1: Write the proportion equation
   140,411.63 : 193,745.42 = 79,983.45 : x
2. Step 2: Convert to fraction form
   140,411.63/193,745.42 = 79,983.45/x
3. Step 3: Cross multiply
   140,411.63x = 193,745.42 × 79,983.45
4. Step 4: Simplify right side
   140,411.63x = 15,496,427,013.32
5. Step 5: Solve for x
   x = 15,496,427,013.32/140,411.63
6. Step 6: Final answer
   x = 110,364.27