Finding the Third Proportional to 20,381.06 and 30,858.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,381.06 : 30,858.75 = 30,858.75 : x
2. Step 2: Convert to fraction form
   20,381.06/30,858.75 = 30,858.75/x
3. Step 3: Cross multiply
   20,381.06x = 30,858.75 × 30,858.75
4. Step 4: Simplify right side
   20,381.06x = 952,262,451.56
5. Step 5: Solve for x
   x = 952,262,451.56/20,381.06
6. Step 6: Final answer
   x = 46,722.91