Finding the Fourth Proportional to 1,923.84, 2,655.72 and 1,505.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923.84 : 2,655.72 = 1,505.34 : x
2. Step 2: Convert to fraction form
   1,923.84/2,655.72 = 1,505.34/x
3. Step 3: Cross multiply
   1,923.84x = 2,655.72 × 1,505.34
4. Step 4: Simplify right side
   1,923.84x = 3,997,761.54
5. Step 5: Solve for x
   x = 3,997,761.54/1,923.84
6. Step 6: Final answer
   x = 2,078.01