Finding the Fourth Proportional to 140,673.52, 194,076.47 and 92,302.15

Step by Step Solution

1. Step 1: Write the proportion equation
   140,673.52 : 194,076.47 = 92,302.15 : x
2. Step 2: Convert to fraction form
   140,673.52/194,076.47 = 92,302.15/x
3. Step 3: Cross multiply
   140,673.52x = 194,076.47 × 92,302.15
4. Step 4: Simplify right side
   140,673.52x = 17,913,676,373.63
5. Step 5: Solve for x
   x = 17,913,676,373.63/140,673.52
6. Step 6: Final answer
   x = 127,342.20