Finding the Fourth Proportional to 253,171.98, 349,059.78 and 162,367.74

Step by Step Solution

1. Step 1: Write the proportion equation
   253,171.98 : 349,059.78 = 162,367.74 : x
2. Step 2: Convert to fraction form
   253,171.98/349,059.78 = 162,367.74/x
3. Step 3: Cross multiply
   253,171.98x = 349,059.78 × 162,367.74
4. Step 4: Simplify right side
   253,171.98x = 56,676,047,603.50
5. Step 5: Solve for x
   x = 56,676,047,603.50/253,171.98
6. Step 6: Final answer
   x = 223,863.82