Finding the Fourth Proportional to 1,696.32, 2,340.40 and 1,066.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696.32 : 2,340.40 = 1,066.56 : x
2. Step 2: Convert to fraction form
   1,696.32/2,340.40 = 1,066.56/x
3. Step 3: Cross multiply
   1,696.32x = 2,340.40 × 1,066.56
4. Step 4: Simplify right side
   1,696.32x = 2,496,177.02
5. Step 5: Solve for x
   x = 2,496,177.02/1,696.32
6. Step 6: Final answer
   x = 1,471.52