Finding the Fourth Proportional to 253,978.27, 350,440.59 and 150,593.32

Step by Step Solution

1. Step 1: Write the proportion equation
   253,978.27 : 350,440.59 = 150,593.32 : x
2. Step 2: Convert to fraction form
   253,978.27/350,440.59 = 150,593.32/x
3. Step 3: Cross multiply
   253,978.27x = 350,440.59 × 150,593.32
4. Step 4: Simplify right side
   253,978.27x = 52,774,011,910.86
5. Step 5: Solve for x
   x = 52,774,011,910.86/253,978.27
6. Step 6: Final answer
   x = 207,789.48