Finding the Third Proportional to 20,807.25 and 45,507.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,807.25 : 45,507.25 = 45,507.25 : x
2. Step 2: Convert to fraction form
   20,807.25/45,507.25 = 45,507.25/x
3. Step 3: Cross multiply
   20,807.25x = 45,507.25 × 45,507.25
4. Step 4: Simplify right side
   20,807.25x = 2,070,909,802.56
5. Step 5: Solve for x
   x = 2,070,909,802.56/20,807.25
6. Step 6: Final answer
   x = 99,528.28