Finding the Fourth Proportional to 191,304.72, 263,399.58 and 162,563.76

Step by Step Solution

1. Step 1: Write the proportion equation
   191,304.72 : 263,399.58 = 162,563.76 : x
2. Step 2: Convert to fraction form
   191,304.72/263,399.58 = 162,563.76/x
3. Step 3: Cross multiply
   191,304.72x = 263,399.58 × 162,563.76
4. Step 4: Simplify right side
   191,304.72x = 42,819,226,107.22
5. Step 5: Solve for x
   x = 42,819,226,107.22/191,304.72
6. Step 6: Final answer
   x = 223,827.34