Finding the Fourth Proportional to 1,945.55, 2,684.84 and 1,061.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.55 : 2,684.84 = 1,061.39 : x
2. Step 2: Convert to fraction form
   1,945.55/2,684.84 = 1,061.39/x
3. Step 3: Cross multiply
   1,945.55x = 2,684.84 × 1,061.39
4. Step 4: Simplify right side
   1,945.55x = 2,849,643.60
5. Step 5: Solve for x
   x = 2,849,643.60/1,945.55
6. Step 6: Final answer
   x = 1,464.70