Finding the Fourth Proportional to 1,723.55, 2,585.72 and 749.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723.55 : 2,585.72 = 749.93 : x
2. Step 2: Convert to fraction form
   1,723.55/2,585.72 = 749.93/x
3. Step 3: Cross multiply
   1,723.55x = 2,585.72 × 749.93
4. Step 4: Simplify right side
   1,723.55x = 1,939,097.95
5. Step 5: Solve for x
   x = 1,939,097.95/1,723.55
6. Step 6: Final answer
   x = 1,125.06