Finding the Fourth Proportional to 1,727.96, 2,384.61 and 981.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,727.96 : 2,384.61 = 981.94 : x
2. Step 2: Convert to fraction form
   1,727.96/2,384.61 = 981.94/x
3. Step 3: Cross multiply
   1,727.96x = 2,384.61 × 981.94
4. Step 4: Simplify right side
   1,727.96x = 2,341,543.94
5. Step 5: Solve for x
   x = 2,341,543.94/1,727.96
6. Step 6: Final answer
   x = 1,355.09