Finding the Fourth Proportional to 1,847.34, 2,770.83 and 1,187.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,847.34 : 2,770.83 = 1,187.49 : x
2. Step 2: Convert to fraction form
   1,847.34/2,770.83 = 1,187.49/x
3. Step 3: Cross multiply
   1,847.34x = 2,770.83 × 1,187.49
4. Step 4: Simplify right side
   1,847.34x = 3,290,332.92
5. Step 5: Solve for x
   x = 3,290,332.92/1,847.34
6. Step 6: Final answer
   x = 1,781.12