Finding the Fourth Proportional to 308,047.10, 424,877.55 and 194,760.50

Step by Step Solution

1. Step 1: Write the proportion equation
   308,047.10 : 424,877.55 = 194,760.50 : x
2. Step 2: Convert to fraction form
   308,047.10/424,877.55 = 194,760.50/x
3. Step 3: Cross multiply
   308,047.10x = 424,877.55 × 194,760.50
4. Step 4: Simplify right side
   308,047.10x = 82,749,364,076.78
5. Step 5: Solve for x
   x = 82,749,364,076.78/308,047.10
6. Step 6: Final answer
   x = 268,625.69