Finding the Third Proportional to 20,000.25 and 30,155.63

Step by Step Solution

1. Step 1: Write the proportion equation
   20,000.25 : 30,155.63 = 30,155.63 : x
2. Step 2: Convert to fraction form
   20,000.25/30,155.63 = 30,155.63/x
3. Step 3: Cross multiply
   20,000.25x = 30,155.63 × 30,155.63
4. Step 4: Simplify right side
   20,000.25x = 909,361,719.14
5. Step 5: Solve for x
   x = 909,361,719.14/20,000.25
6. Step 6: Final answer
   x = 45,467.52