Finding the Third Proportional to 10,994 and 12,148

Step by Step Solution

1. Step 1: Write the proportion equation
   10,994 : 12,148 = 12,148 : x
2. Step 2: Convert to fraction form
   10,994/12,148 = 12,148/x
3. Step 3: Cross multiply
   10,994x = 12,148 × 12,148
4. Step 4: Simplify right side
   10,994x = 147,573,904
5. Step 5: Solve for x
   x = 147,573,904/10,994
6. Step 6: Final answer
   x = 13,423.13