Finding the Fourth Proportional to 294,610.72, 406,560.72 and 160,474.72

Step by Step Solution

1. Step 1: Write the proportion equation
   294,610.72 : 406,560.72 = 160,474.72 : x
2. Step 2: Convert to fraction form
   294,610.72/406,560.72 = 160,474.72/x
3. Step 3: Cross multiply
   294,610.72x = 406,560.72 × 160,474.72
4. Step 4: Simplify right side
   294,610.72x = 65,242,717,705.00
5. Step 5: Solve for x
   x = 65,242,717,705.00/294,610.72
6. Step 6: Final answer
   x = 221,453.98