Finding the Fourth Proportional to 1,695.45, 2,335.69 and 1,612.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,695.45 : 2,335.69 = 1,612.07 : x
2. Step 2: Convert to fraction form
   1,695.45/2,335.69 = 1,612.07/x
3. Step 3: Cross multiply
   1,695.45x = 2,335.69 × 1,612.07
4. Step 4: Simplify right side
   1,695.45x = 3,765,295.78
5. Step 5: Solve for x
   x = 3,765,295.78/1,695.45
6. Step 6: Final answer
   x = 2,220.82