Finding the Fourth Proportional to 2,066.42, 2,848.82 and 2,001.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.42 : 2,848.82 = 2,001.80 : x
2. Step 2: Convert to fraction form
   2,066.42/2,848.82 = 2,001.80/x
3. Step 3: Cross multiply
   2,066.42x = 2,848.82 × 2,001.80
4. Step 4: Simplify right side
   2,066.42x = 5,702,764.99
5. Step 5: Solve for x
   x = 5,702,764.99/2,066.42
6. Step 6: Final answer
   x = 2,759.73