Finding the Fourth Proportional to 2,167.61, 3,250.05 and 1,194.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167.61 : 3,250.05 = 1,194.40 : x
2. Step 2: Convert to fraction form
   2,167.61/3,250.05 = 1,194.40/x
3. Step 3: Cross multiply
   2,167.61x = 3,250.05 × 1,194.40
4. Step 4: Simplify right side
   2,167.61x = 3,881,851.59
5. Step 5: Solve for x
   x = 3,881,851.59/2,167.61
6. Step 6: Final answer
   x = 1,790.84