Finding the Third Proportional to 9,379.13 and 13,393.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,379.13 : 13,393.69 = 13,393.69 : x
2. Step 2: Convert to fraction form
   9,379.13/13,393.69 = 13,393.69/x
3. Step 3: Cross multiply
   9,379.13x = 13,393.69 × 13,393.69
4. Step 4: Simplify right side
   9,379.13x = 179,390,864.85
5. Step 5: Solve for x
   x = 179,390,864.85/9,379.13
6. Step 6: Final answer
   x = 19,126.61