Finding the Fourth Proportional to 1,748.34, 2,412.72 and 1,085.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.34 : 2,412.72 = 1,085.22 : x
2. Step 2: Convert to fraction form
   1,748.34/2,412.72 = 1,085.22/x
3. Step 3: Cross multiply
   1,748.34x = 2,412.72 × 1,085.22
4. Step 4: Simplify right side
   1,748.34x = 2,618,332.00
5. Step 5: Solve for x
   x = 2,618,332.00/1,748.34
6. Step 6: Final answer
   x = 1,497.61