Finding the Third Proportional to 13,053.38 and 19,886.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,053.38 : 19,886.63 = 19,886.63 : x
2. Step 2: Convert to fraction form
   13,053.38/19,886.63 = 19,886.63/x
3. Step 3: Cross multiply
   13,053.38x = 19,886.63 × 19,886.63
4. Step 4: Simplify right side
   13,053.38x = 395,477,853.89
5. Step 5: Solve for x
   x = 395,477,853.89/13,053.38
6. Step 6: Final answer
   x = 30,296.98