Finding the Fourth Proportional to 1,769.78, 2,442.33 and 1,061.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,769.78 : 2,442.33 = 1,061.73 : x
2. Step 2: Convert to fraction form
   1,769.78/2,442.33 = 1,061.73/x
3. Step 3: Cross multiply
   1,769.78x = 2,442.33 × 1,061.73
4. Step 4: Simplify right side
   1,769.78x = 2,593,095.03
5. Step 5: Solve for x
   x = 2,593,095.03/1,769.78
6. Step 6: Final answer
   x = 1,465.21