Finding the Fourth Proportional to 140,974.82, 194,560.53 and 90,034.34

Step by Step Solution

1. Step 1: Write the proportion equation
   140,974.82 : 194,560.53 = 90,034.34 : x
2. Step 2: Convert to fraction form
   140,974.82/194,560.53 = 90,034.34/x
3. Step 3: Cross multiply
   140,974.82x = 194,560.53 × 90,034.34
4. Step 4: Simplify right side
   140,974.82x = 17,517,128,908.60
5. Step 5: Solve for x
   x = 17,517,128,908.60/140,974.82
6. Step 6: Final answer
   x = 124,257.15