Finding the Fourth Proportional to 269,818.86, 372,350.50 and 148,960.34

Step by Step Solution

1. Step 1: Write the proportion equation
   269,818.86 : 372,350.50 = 148,960.34 : x
2. Step 2: Convert to fraction form
   269,818.86/372,350.50 = 148,960.34/x
3. Step 3: Cross multiply
   269,818.86x = 372,350.50 × 148,960.34
4. Step 4: Simplify right side
   269,818.86x = 55,465,456,334.37
5. Step 5: Solve for x
   x = 55,465,456,334.37/269,818.86
6. Step 6: Final answer
   x = 205,565.53