Finding the Third Proportional to 10,702.13 and 12,448.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,702.13 : 12,448.69 = 12,448.69 : x
2. Step 2: Convert to fraction form
   10,702.13/12,448.69 = 12,448.69/x
3. Step 3: Cross multiply
   10,702.13x = 12,448.69 × 12,448.69
4. Step 4: Simplify right side
   10,702.13x = 154,969,820.47
5. Step 5: Solve for x
   x = 154,969,820.47/10,702.13
6. Step 6: Final answer
   x = 14,480.29