Finding the Fourth Proportional to 1,955.18, 2,693.61 and 1,364.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,955.18 : 2,693.61 = 1,364.78 : x
2. Step 2: Convert to fraction form
   1,955.18/2,693.61 = 1,364.78/x
3. Step 3: Cross multiply
   1,955.18x = 2,693.61 × 1,364.78
4. Step 4: Simplify right side
   1,955.18x = 3,676,185.06
5. Step 5: Solve for x
   x = 3,676,185.06/1,955.18
6. Step 6: Final answer
   x = 1,880.23