Finding the Third Proportional to 19,903.50 and 30,800.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,903.50 : 30,800.25 = 30,800.25 : x
2. Step 2: Convert to fraction form
   19,903.50/30,800.25 = 30,800.25/x
3. Step 3: Cross multiply
   19,903.50x = 30,800.25 × 30,800.25
4. Step 4: Simplify right side
   19,903.50x = 948,655,400.06
5. Step 5: Solve for x
   x = 948,655,400.06/19,903.50
6. Step 6: Final answer
   x = 47,662.74