Finding the Fourth Proportional to 1,765.72, 2,436.06 and 1,066.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,765.72 : 2,436.06 = 1,066.84 : x
2. Step 2: Convert to fraction form
   1,765.72/2,436.06 = 1,066.84/x
3. Step 3: Cross multiply
   1,765.72x = 2,436.06 × 1,066.84
4. Step 4: Simplify right side
   1,765.72x = 2,598,886.25
5. Step 5: Solve for x
   x = 2,598,886.25/1,765.72
6. Step 6: Final answer
   x = 1,471.86