Finding the Third Proportional to 11,834.86 and 12,791.67

Step by Step Solution

1. Step 1: Write the proportion equation
   11,834.86 : 12,791.67 = 12,791.67 : x
2. Step 2: Convert to fraction form
   11,834.86/12,791.67 = 12,791.67/x
3. Step 3: Cross multiply
   11,834.86x = 12,791.67 × 12,791.67
4. Step 4: Simplify right side
   11,834.86x = 163,626,869.36
5. Step 5: Solve for x
   x = 163,626,869.36/11,834.86
6. Step 6: Final answer
   x = 13,825.84