Finding the Fourth Proportional to 1,625.51, 2,242.61 and 1,066.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,625.51 : 2,242.61 = 1,066.29 : x
2. Step 2: Convert to fraction form
   1,625.51/2,242.61 = 1,066.29/x
3. Step 3: Cross multiply
   1,625.51x = 2,242.61 × 1,066.29
4. Step 4: Simplify right side
   1,625.51x = 2,391,267.29
5. Step 5: Solve for x
   x = 2,391,267.29/1,625.51
6. Step 6: Final answer
   x = 1,471.09