Finding the Fourth Proportional to 1,748.41, 2,412.89 and 1,085.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.41 : 2,412.89 = 1,085.48 : x
2. Step 2: Convert to fraction form
   1,748.41/2,412.89 = 1,085.48/x
3. Step 3: Cross multiply
   1,748.41x = 2,412.89 × 1,085.48
4. Step 4: Simplify right side
   1,748.41x = 2,619,143.84
5. Step 5: Solve for x
   x = 2,619,143.84/1,748.41
6. Step 6: Final answer
   x = 1,498.01