Finding the Fourth Proportional to 2,060.82, 3,091.23 and 521.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.82 : 3,091.23 = 521.82 : x
2. Step 2: Convert to fraction form
   2,060.82/3,091.23 = 521.82/x
3. Step 3: Cross multiply
   2,060.82x = 3,091.23 × 521.82
4. Step 4: Simplify right side
   2,060.82x = 1,613,065.64
5. Step 5: Solve for x
   x = 1,613,065.64/2,060.82
6. Step 6: Final answer
   x = 782.73