Finding the Fourth Proportional to 300,687.32, 414,948.59 and 164,726.16

Step by Step Solution

1. Step 1: Write the proportion equation
   300,687.32 : 414,948.59 = 164,726.16 : x
2. Step 2: Convert to fraction form
   300,687.32/414,948.59 = 164,726.16/x
3. Step 3: Cross multiply
   300,687.32x = 414,948.59 × 164,726.16
4. Step 4: Simplify right side
   300,687.32x = 68,352,886,066.15
5. Step 5: Solve for x
   x = 68,352,886,066.15/300,687.32
6. Step 6: Final answer
   x = 227,322.14