Finding the Third Proportional to 7,897.13 and 13,159.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,897.13 : 13,159.69 = 13,159.69 : x
2. Step 2: Convert to fraction form
   7,897.13/13,159.69 = 13,159.69/x
3. Step 3: Cross multiply
   7,897.13x = 13,159.69 × 13,159.69
4. Step 4: Simplify right side
   7,897.13x = 173,177,375.10
5. Step 5: Solve for x
   x = 173,177,375.10/7,897.13
6. Step 6: Final answer
   x = 21,929.17