Finding the Fourth Proportional to 1,513.92, 2,269.76 and 734.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.92 : 2,269.76 = 734.08 : x
2. Step 2: Convert to fraction form
   1,513.92/2,269.76 = 734.08/x
3. Step 3: Cross multiply
   1,513.92x = 2,269.76 × 734.08
4. Step 4: Simplify right side
   1,513.92x = 1,666,185.42
5. Step 5: Solve for x
   x = 1,666,185.42/1,513.92
6. Step 6: Final answer
   x = 1,100.58