Finding the Fourth Proportional to 300,710.30, 414,980.56 and 162,889.51

Step by Step Solution

1. Step 1: Write the proportion equation
   300,710.30 : 414,980.56 = 162,889.51 : x
2. Step 2: Convert to fraction form
   300,710.30/414,980.56 = 162,889.51/x
3. Step 3: Cross multiply
   300,710.30x = 414,980.56 × 162,889.51
4. Step 4: Simplify right side
   300,710.30x = 67,595,978,003.02
5. Step 5: Solve for x
   x = 67,595,978,003.02/300,710.30
6. Step 6: Final answer
   x = 224,787.70