Finding the Fourth Proportional to 1,337.41, 1,847.86 and 1,188.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.41 : 1,847.86 = 1,188.73 : x
2. Step 2: Convert to fraction form
   1,337.41/1,847.86 = 1,188.73/x
3. Step 3: Cross multiply
   1,337.41x = 1,847.86 × 1,188.73
4. Step 4: Simplify right side
   1,337.41x = 2,196,602.25
5. Step 5: Solve for x
   x = 2,196,602.25/1,337.41
6. Step 6: Final answer
   x = 1,642.43