Finding the Fourth Proportional to 1,773.65, 2,667.76 and 1,605.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.65 : 2,667.76 = 1,605.98 : x
2. Step 2: Convert to fraction form
   1,773.65/2,667.76 = 1,605.98/x
3. Step 3: Cross multiply
   1,773.65x = 2,667.76 × 1,605.98
4. Step 4: Simplify right side
   1,773.65x = 4,284,371.86
5. Step 5: Solve for x
   x = 4,284,371.86/1,773.65
6. Step 6: Final answer
   x = 2,415.56