Finding the Third Proportional to 15,028.88 and 21,362.06

Step by Step Solution

1. Step 1: Write the proportion equation
   15,028.88 : 21,362.06 = 21,362.06 : x
2. Step 2: Convert to fraction form
   15,028.88/21,362.06 = 21,362.06/x
3. Step 3: Cross multiply
   15,028.88x = 21,362.06 × 21,362.06
4. Step 4: Simplify right side
   15,028.88x = 456,337,714.25
5. Step 5: Solve for x
   x = 456,337,714.25/15,028.88
6. Step 6: Final answer
   x = 30,364.06