Finding the Fourth Proportional to 1,975.28, 2,725.89 and 1,091.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,975.28 : 2,725.89 = 1,091.10 : x
2. Step 2: Convert to fraction form
   1,975.28/2,725.89 = 1,091.10/x
3. Step 3: Cross multiply
   1,975.28x = 2,725.89 × 1,091.10
4. Step 4: Simplify right side
   1,975.28x = 2,974,224.71
5. Step 5: Solve for x
   x = 2,974,224.71/1,975.28
6. Step 6: Final answer
   x = 1,505.73