Finding the Fourth Proportional to 1,751.15, 2,415.83 and 1,253.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,751.15 : 2,415.83 = 1,253.61 : x
2. Step 2: Convert to fraction form
   1,751.15/2,415.83 = 1,253.61/x
3. Step 3: Cross multiply
   1,751.15x = 2,415.83 × 1,253.61
4. Step 4: Simplify right side
   1,751.15x = 3,028,502.38
5. Step 5: Solve for x
   x = 3,028,502.38/1,751.15
6. Step 6: Final answer
   x = 1,729.43