Finding the Fourth Proportional to 1,355.67, 2,034.19 and 1,061.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355.67 : 2,034.19 = 1,061.34 : x
2. Step 2: Convert to fraction form
   1,355.67/2,034.19 = 1,061.34/x
3. Step 3: Cross multiply
   1,355.67x = 2,034.19 × 1,061.34
4. Step 4: Simplify right side
   1,355.67x = 2,158,957.93
5. Step 5: Solve for x
   x = 2,158,957.93/1,355.67
6. Step 6: Final answer
   x = 1,592.54