Finding the Third Proportional to 9,315.56 and 13,793.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,315.56 : 13,793.06 = 13,793.06 : x
2. Step 2: Convert to fraction form
   9,315.56/13,793.06 = 13,793.06/x
3. Step 3: Cross multiply
   9,315.56x = 13,793.06 × 13,793.06
4. Step 4: Simplify right side
   9,315.56x = 190,248,573.13
5. Step 5: Solve for x
   x = 190,248,573.13/9,315.56
6. Step 6: Final answer
   x = 20,422.66