Finding the Fourth Proportional to 249,342.27, 374,096.43 and 80,868.09

Step by Step Solution

1. Step 1: Write the proportion equation
   249,342.27 : 374,096.43 = 80,868.09 : x
2. Step 2: Convert to fraction form
   249,342.27/374,096.43 = 80,868.09/x
3. Step 3: Cross multiply
   249,342.27x = 374,096.43 × 80,868.09
4. Step 4: Simplify right side
   249,342.27x = 30,252,463,769.92
5. Step 5: Solve for x
   x = 30,252,463,769.92/249,342.27
6. Step 6: Final answer
   x = 121,329.06