Finding the Fourth Proportional to 1,233.34, 1,847.91 and 1,077.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.34 : 1,847.91 = 1,077.55 : x
2. Step 2: Convert to fraction form
   1,233.34/1,847.91 = 1,077.55/x
3. Step 3: Cross multiply
   1,233.34x = 1,847.91 × 1,077.55
4. Step 4: Simplify right side
   1,233.34x = 1,991,215.42
5. Step 5: Solve for x
   x = 1,991,215.42/1,233.34
6. Step 6: Final answer
   x = 1,614.49