Finding the Fourth Proportional to 1,882.77, 2,819.28 and 1,299.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,882.77 : 2,819.28 = 1,299.57 : x
2. Step 2: Convert to fraction form
   1,882.77/2,819.28 = 1,299.57/x
3. Step 3: Cross multiply
   1,882.77x = 2,819.28 × 1,299.57
4. Step 4: Simplify right side
   1,882.77x = 3,663,851.71
5. Step 5: Solve for x
   x = 3,663,851.71/1,882.77
6. Step 6: Final answer
   x = 1,945.99