Finding the Fourth Proportional to 1,934.55, 2,670.27 and 1,189.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,934.55 : 2,670.27 = 1,189.59 : x
2. Step 2: Convert to fraction form
   1,934.55/2,670.27 = 1,189.59/x
3. Step 3: Cross multiply
   1,934.55x = 2,670.27 × 1,189.59
4. Step 4: Simplify right side
   1,934.55x = 3,176,526.49
5. Step 5: Solve for x
   x = 3,176,526.49/1,934.55
6. Step 6: Final answer
   x = 1,642.00