Finding the Fourth Proportional to 1,171.10, 1,748.34 and 1,041.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171.10 : 1,748.34 = 1,041.50 : x
2. Step 2: Convert to fraction form
   1,171.10/1,748.34 = 1,041.50/x
3. Step 3: Cross multiply
   1,171.10x = 1,748.34 × 1,041.50
4. Step 4: Simplify right side
   1,171.10x = 1,820,896.11
5. Step 5: Solve for x
   x = 1,820,896.11/1,171.10
6. Step 6: Final answer
   x = 1,554.86