Finding the Fourth Proportional to 1,381.59, 2,063.68 and 1,162.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,381.59 : 2,063.68 = 1,162.89 : x
2. Step 2: Convert to fraction form
   1,381.59/2,063.68 = 1,162.89/x
3. Step 3: Cross multiply
   1,381.59x = 2,063.68 × 1,162.89
4. Step 4: Simplify right side
   1,381.59x = 2,399,829.93
5. Step 5: Solve for x
   x = 2,399,829.93/1,381.59
6. Step 6: Final answer
   x = 1,737.01