Finding the Fourth Proportional to 1,094.96, 1,633.01 and 931.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.96 : 1,633.01 = 931.46 : x
2. Step 2: Convert to fraction form
   1,094.96/1,633.01 = 931.46/x
3. Step 3: Cross multiply
   1,094.96x = 1,633.01 × 931.46
4. Step 4: Simplify right side
   1,094.96x = 1,521,083.49
5. Step 5: Solve for x
   x = 1,521,083.49/1,094.96
6. Step 6: Final answer
   x = 1,389.17