Finding the Fourth Proportional to 1,123.47, 1,676.70 and 1,094.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123.47 : 1,676.70 = 1,094.31 : x
2. Step 2: Convert to fraction form
   1,123.47/1,676.70 = 1,094.31/x
3. Step 3: Cross multiply
   1,123.47x = 1,676.70 × 1,094.31
4. Step 4: Simplify right side
   1,123.47x = 1,834,829.58
5. Step 5: Solve for x
   x = 1,834,829.58/1,123.47
6. Step 6: Final answer
   x = 1,633.18