Finding the Third Proportional to 15,292.27 and 21,534.61

Step by Step Solution

1. Step 1: Write the proportion equation
   15,292.27 : 21,534.61 = 21,534.61 : x
2. Step 2: Convert to fraction form
   15,292.27/21,534.61 = 21,534.61/x
3. Step 3: Cross multiply
   15,292.27x = 21,534.61 × 21,534.61
4. Step 4: Simplify right side
   15,292.27x = 463,739,400.93
5. Step 5: Solve for x
   x = 463,739,400.93/15,292.27
6. Step 6: Final answer
   x = 30,325.09