Finding the Fourth Proportional to 276,714, 381,950 and 162,019.53

Step by Step Solution

1. Step 1: Write the proportion equation
   276,714 : 381,950 = 162,019.53 : x
2. Step 2: Convert to fraction form
   276,714/381,950 = 162,019.53/x
3. Step 3: Cross multiply
   276,714x = 381,950 × 162,019.53
4. Step 4: Simplify right side
   276,714x = 61,883,359,483.50
5. Step 5: Solve for x
   x = 61,883,359,483.50/276,714
6. Step 6: Final answer
   x = 223,636.53