Finding the Third Proportional to 10,308.52 and 21,573.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308.52 : 21,573.84 = 21,573.84 : x
2. Step 2: Convert to fraction form
   10,308.52/21,573.84 = 21,573.84/x
3. Step 3: Cross multiply
   10,308.52x = 21,573.84 × 21,573.84
4. Step 4: Simplify right side
   10,308.52x = 465,430,734.15
5. Step 5: Solve for x
   x = 465,430,734.15/10,308.52
6. Step 6: Final answer
   x = 45,150.12