Finding the Fourth Proportional to 1,697.34, 2,341.47 and 1,108.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,697.34 : 2,341.47 = 1,108.22 : x
2. Step 2: Convert to fraction form
   1,697.34/2,341.47 = 1,108.22/x
3. Step 3: Cross multiply
   1,697.34x = 2,341.47 × 1,108.22
4. Step 4: Simplify right side
   1,697.34x = 2,594,863.88
5. Step 5: Solve for x
   x = 2,594,863.88/1,697.34
6. Step 6: Final answer
   x = 1,528.78