Finding the Fourth Proportional to 1,948.76, 2,689.32 and 1,064.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,948.76 : 2,689.32 = 1,064.52 : x
2. Step 2: Convert to fraction form
   1,948.76/2,689.32 = 1,064.52/x
3. Step 3: Cross multiply
   1,948.76x = 2,689.32 × 1,064.52
4. Step 4: Simplify right side
   1,948.76x = 2,862,834.93
5. Step 5: Solve for x
   x = 2,862,834.93/1,948.76
6. Step 6: Final answer
   x = 1,469.05