Finding the Fourth Proportional to 1,892.94, 2,613.54 and 1,185.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.94 : 2,613.54 = 1,185.06 : x
2. Step 2: Convert to fraction form
   1,892.94/2,613.54 = 1,185.06/x
3. Step 3: Cross multiply
   1,892.94x = 2,613.54 × 1,185.06
4. Step 4: Simplify right side
   1,892.94x = 3,097,201.71
5. Step 5: Solve for x
   x = 3,097,201.71/1,892.94
6. Step 6: Final answer
   x = 1,636.19