Finding the Fourth Proportional to 140,676.37, 194,080.39 and 92,305

Step by Step Solution

1. Step 1: Write the proportion equation
   140,676.37 : 194,080.39 = 92,305 : x
2. Step 2: Convert to fraction form
   140,676.37/194,080.39 = 92,305/x
3. Step 3: Cross multiply
   140,676.37x = 194,080.39 × 92,305
4. Step 4: Simplify right side
   140,676.37x = 17,914,590,398.95
5. Step 5: Solve for x
   x = 17,914,590,398.95/140,676.37
6. Step 6: Final answer
   x = 127,346.12