Finding the Fourth Proportional to 1,400.79, 2,103.05 and 1,196.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,400.79 : 2,103.05 = 1,196.67 : x
2. Step 2: Convert to fraction form
   1,400.79/2,103.05 = 1,196.67/x
3. Step 3: Cross multiply
   1,400.79x = 2,103.05 × 1,196.67
4. Step 4: Simplify right side
   1,400.79x = 2,516,650.86
5. Step 5: Solve for x
   x = 2,516,650.86/1,400.79
6. Step 6: Final answer
   x = 1,796.59