Finding the Fourth Proportional to 150,667.17, 207,918.77 and 82,684.77

Step by Step Solution

1. Step 1: Write the proportion equation
   150,667.17 : 207,918.77 = 82,684.77 : x
2. Step 2: Convert to fraction form
   150,667.17/207,918.77 = 82,684.77/x
3. Step 3: Cross multiply
   150,667.17x = 207,918.77 × 82,684.77
4. Step 4: Simplify right side
   150,667.17x = 17,191,715,262.71
5. Step 5: Solve for x
   x = 17,191,715,262.71/150,667.17
6. Step 6: Final answer
   x = 114,103.92