Finding the Fourth Proportional to 2,030.76, 2,802.78 and 1,146.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.76 : 2,802.78 = 1,146.80 : x
2. Step 2: Convert to fraction form
   2,030.76/2,802.78 = 1,146.80/x
3. Step 3: Cross multiply
   2,030.76x = 2,802.78 × 1,146.80
4. Step 4: Simplify right side
   2,030.76x = 3,214,228.10
5. Step 5: Solve for x
   x = 3,214,228.10/2,030.76
6. Step 6: Final answer
   x = 1,582.77