Finding the Third Proportional to 195,500 and 425,990.50

Step by Step Solution

1. Step 1: Write the proportion equation
   195,500 : 425,990.50 = 425,990.50 : x
2. Step 2: Convert to fraction form
   195,500/425,990.50 = 425,990.50/x
3. Step 3: Cross multiply
   195,500x = 425,990.50 × 425,990.50
4. Step 4: Simplify right side
   195,500x = 181,467,906,090.25
5. Step 5: Solve for x
   x = 181,467,906,090.25/195,500
6. Step 6: Final answer
   x = 928,224.58