Finding the Third Proportional to 10,513.55 and 22,485.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,513.55 : 22,485.09 = 22,485.09 : x
2. Step 2: Convert to fraction form
   10,513.55/22,485.09 = 22,485.09/x
3. Step 3: Cross multiply
   10,513.55x = 22,485.09 × 22,485.09
4. Step 4: Simplify right side
   10,513.55x = 505,579,440.95
5. Step 5: Solve for x
   x = 505,579,440.95/10,513.55
6. Step 6: Final answer
   x = 48,088.38