Finding the Third Proportional to 1,945.13 and 4,525.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.13 : 4,525.31 = 4,525.31 : x
2. Step 2: Convert to fraction form
   1,945.13/4,525.31 = 4,525.31/x
3. Step 3: Cross multiply
   1,945.13x = 4,525.31 × 4,525.31
4. Step 4: Simplify right side
   1,945.13x = 20,478,453.22
5. Step 5: Solve for x
   x = 20,478,453.22/1,945.13
6. Step 6: Final answer
   x = 10,528.09