Finding the Third Proportional to 19,754.30 and 30,290.20

Step by Step Solution

1. Step 1: Write the proportion equation
   19,754.30 : 30,290.20 = 30,290.20 : x
2. Step 2: Convert to fraction form
   19,754.30/30,290.20 = 30,290.20/x
3. Step 3: Cross multiply
   19,754.30x = 30,290.20 × 30,290.20
4. Step 4: Simplify right side
   19,754.30x = 917,496,405.35
5. Step 5: Solve for x
   x = 917,496,405.35/19,754.30
6. Step 6: Final answer
   x = 46,445.41