Finding the Fourth Proportional to 1,789.98, 2,468.88 and 1,199.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.98 : 2,468.88 = 1,199.48 : x
2. Step 2: Convert to fraction form
   1,789.98/2,468.88 = 1,199.48/x
3. Step 3: Cross multiply
   1,789.98x = 2,468.88 × 1,199.48
4. Step 4: Simplify right side
   1,789.98x = 2,961,372.18
5. Step 5: Solve for x
   x = 2,961,372.18/1,789.98
6. Step 6: Final answer
   x = 1,654.42