Finding the Fourth Proportional to 303,018.32, 454,661.37 and 158,889.72

Step by Step Solution

1. Step 1: Write the proportion equation
   303,018.32 : 454,661.37 = 158,889.72 : x
2. Step 2: Convert to fraction form
   303,018.32/454,661.37 = 158,889.72/x
3. Step 3: Cross multiply
   303,018.32x = 454,661.37 × 158,889.72
4. Step 4: Simplify right side
   303,018.32x = 72,241,017,774.12
5. Step 5: Solve for x
   x = 72,241,017,774.12/303,018.32
6. Step 6: Final answer
   x = 238,404.79