Finding the Fourth Proportional to 365,830.56, 504,785.52 and 214,956.72

Step by Step Solution

1. Step 1: Write the proportion equation
   365,830.56 : 504,785.52 = 214,956.72 : x
2. Step 2: Convert to fraction form
   365,830.56/504,785.52 = 214,956.72/x
3. Step 3: Cross multiply
   365,830.56x = 504,785.52 × 214,956.72
4. Step 4: Simplify right side
   365,830.56x = 108,507,039,682.69
5. Step 5: Solve for x
   x = 108,507,039,682.69/365,830.56
6. Step 6: Final answer
   x = 296,604.63