Finding the Fourth Proportional to 1,666.53, 2,298.42 and 1,194.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666.53 : 2,298.42 = 1,194.53 : x
2. Step 2: Convert to fraction form
   1,666.53/2,298.42 = 1,194.53/x
3. Step 3: Cross multiply
   1,666.53x = 2,298.42 × 1,194.53
4. Step 4: Simplify right side
   1,666.53x = 2,745,520.15
5. Step 5: Solve for x
   x = 2,745,520.15/1,666.53
6. Step 6: Final answer
   x = 1,647.45