Finding the Fourth Proportional to 1,073,171.86, 1,609,751.23 and 274,452.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,073,171.86 : 1,609,751.23 = 274,452.05 : x
2. Step 2: Convert to fraction form
   1,073,171.86/1,609,751.23 = 274,452.05/x
3. Step 3: Cross multiply
   1,073,171.86x = 1,609,751.23 × 274,452.05
4. Step 4: Simplify right side
   1,073,171.86x = 441,799,525,063.52
5. Step 5: Solve for x
   x = 441,799,525,063.52/1,073,171.86
6. Step 6: Final answer
   x = 411,676.40