Finding the Fourth Proportional to 2,298.30, 3,173.16 and 1,766.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.30 : 3,173.16 = 1,766.22 : x
2. Step 2: Convert to fraction form
   2,298.30/3,173.16 = 1,766.22/x
3. Step 3: Cross multiply
   2,298.30x = 3,173.16 × 1,766.22
4. Step 4: Simplify right side
   2,298.30x = 5,604,498.66
5. Step 5: Solve for x
   x = 5,604,498.66/2,298.30
6. Step 6: Final answer
   x = 2,438.54