Finding the Fourth Proportional to 274,003.48, 411,017.37 and 105,463.54

Step by Step Solution

1. Step 1: Write the proportion equation
   274,003.48 : 411,017.37 = 105,463.54 : x
2. Step 2: Convert to fraction form
   274,003.48/411,017.37 = 105,463.54/x
3. Step 3: Cross multiply
   274,003.48x = 411,017.37 × 105,463.54
4. Step 4: Simplify right side
   274,003.48x = 43,347,346,841.69
5. Step 5: Solve for x
   x = 43,347,346,841.69/274,003.48
6. Step 6: Final answer
   x = 158,199.99