Finding the Fourth Proportional to 1,695.72, 2,339.34 and 1,106.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,695.72 : 2,339.34 = 1,106.28 : x
2. Step 2: Convert to fraction form
   1,695.72/2,339.34 = 1,106.28/x
3. Step 3: Cross multiply
   1,695.72x = 2,339.34 × 1,106.28
4. Step 4: Simplify right side
   1,695.72x = 2,587,965.06
5. Step 5: Solve for x
   x = 2,587,965.06/1,695.72
6. Step 6: Final answer
   x = 1,526.17