Finding the Fourth Proportional to 150,150.37, 207,207.54 and 82,167.36

Step by Step Solution

1. Step 1: Write the proportion equation
   150,150.37 : 207,207.54 = 82,167.36 : x
2. Step 2: Convert to fraction form
   150,150.37/207,207.54 = 82,167.36/x
3. Step 3: Cross multiply
   150,150.37x = 207,207.54 × 82,167.36
4. Step 4: Simplify right side
   150,150.37x = 17,025,696,533.89
5. Step 5: Solve for x
   x = 17,025,696,533.89/150,150.37
6. Step 6: Final answer
   x = 113,390.97