Finding the Fourth Proportional to 150,649.87, 207,896.25 and 82,667.98

Step by Step Solution

1. Step 1: Write the proportion equation
   150,649.87 : 207,896.25 = 82,667.98 : x
2. Step 2: Convert to fraction form
   150,649.87/207,896.25 = 82,667.98/x
3. Step 3: Cross multiply
   150,649.87x = 207,896.25 × 82,667.98
4. Step 4: Simplify right side
   150,649.87x = 17,186,362,617.09
5. Step 5: Solve for x
   x = 17,186,362,617.09/150,649.87
6. Step 6: Final answer
   x = 114,081.50