Finding the Fourth Proportional to 1,656.30, 2,285.31 and 1,066.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.30 : 2,285.31 = 1,066.14 : x
2. Step 2: Convert to fraction form
   1,656.30/2,285.31 = 1,066.14/x
3. Step 3: Cross multiply
   1,656.30x = 2,285.31 × 1,066.14
4. Step 4: Simplify right side
   1,656.30x = 2,436,460.40
5. Step 5: Solve for x
   x = 2,436,460.40/1,656.30
6. Step 6: Final answer
   x = 1,471.03