Finding the Fourth Proportional to 665,096.34, 997,792.02 and 191,744.76

Step by Step Solution

1. Step 1: Write the proportion equation
   665,096.34 : 997,792.02 = 191,744.76 : x
2. Step 2: Convert to fraction form
   665,096.34/997,792.02 = 191,744.76/x
3. Step 3: Cross multiply
   665,096.34x = 997,792.02 × 191,744.76
4. Step 4: Simplify right side
   665,096.34x = 191,321,391,404.82
5. Step 5: Solve for x
   x = 191,321,391,404.82/665,096.34
6. Step 6: Final answer
   x = 287,659.67