Finding the Fourth Proportional to 150,255.86, 207,353.15 and 82,277.15

Step by Step Solution

1. Step 1: Write the proportion equation
   150,255.86 : 207,353.15 = 82,277.15 : x
2. Step 2: Convert to fraction form
   150,255.86/207,353.15 = 82,277.15/x
3. Step 3: Cross multiply
   150,255.86x = 207,353.15 × 82,277.15
4. Step 4: Simplify right side
   150,255.86x = 17,060,424,777.37
5. Step 5: Solve for x
   x = 17,060,424,777.37/150,255.86
6. Step 6: Final answer
   x = 113,542.49