Finding the Fourth Proportional to 308,826.82, 426,120.42 and 194,038.96

Step by Step Solution

1. Step 1: Write the proportion equation
   308,826.82 : 426,120.42 = 194,038.96 : x
2. Step 2: Convert to fraction form
   308,826.82/426,120.42 = 194,038.96/x
3. Step 3: Cross multiply
   308,826.82x = 426,120.42 × 194,038.96
4. Step 4: Simplify right side
   308,826.82x = 82,683,961,267.29
5. Step 5: Solve for x
   x = 82,683,961,267.29/308,826.82
6. Step 6: Final answer
   x = 267,735.69