Finding the Fourth Proportional to 2,064.90, 3,099.30 and 1,282.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.90 : 3,099.30 = 1,282.53 : x
2. Step 2: Convert to fraction form
   2,064.90/3,099.30 = 1,282.53/x
3. Step 3: Cross multiply
   2,064.90x = 3,099.30 × 1,282.53
4. Step 4: Simplify right side
   2,064.90x = 3,974,945.23
5. Step 5: Solve for x
   x = 3,974,945.23/2,064.90
6. Step 6: Final answer
   x = 1,925.01