Finding the Fourth Proportional to 1,715.83, 2,367.65 and 1,267.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.83 : 2,367.65 = 1,267.94 : x
2. Step 2: Convert to fraction form
   1,715.83/2,367.65 = 1,267.94/x
3. Step 3: Cross multiply
   1,715.83x = 2,367.65 × 1,267.94
4. Step 4: Simplify right side
   1,715.83x = 3,002,026.30
5. Step 5: Solve for x
   x = 3,002,026.30/1,715.83
6. Step 6: Final answer
   x = 1,749.61