Finding the Fourth Proportional to 253,674.50, 350,066.52 and 140,494.82

Step by Step Solution

1. Step 1: Write the proportion equation
   253,674.50 : 350,066.52 = 140,494.82 : x
2. Step 2: Convert to fraction form
   253,674.50/350,066.52 = 140,494.82/x
3. Step 3: Cross multiply
   253,674.50x = 350,066.52 × 140,494.82
4. Step 4: Simplify right side
   253,674.50x = 49,182,532,715.43
5. Step 5: Solve for x
   x = 49,182,532,715.43/253,674.50
6. Step 6: Final answer
   x = 193,880.48