Finding the Fourth Proportional to 2,184.86, 3,277.76 and 1,605.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.86 : 3,277.76 = 1,605.98 : x
2. Step 2: Convert to fraction form
   2,184.86/3,277.76 = 1,605.98/x
3. Step 3: Cross multiply
   2,184.86x = 3,277.76 × 1,605.98
4. Step 4: Simplify right side
   2,184.86x = 5,264,004.63
5. Step 5: Solve for x
   x = 5,264,004.63/2,184.86
6. Step 6: Final answer
   x = 2,409.32