Finding the Third Proportional to 195,123.75 and 425,608.50

Step by Step Solution

1. Step 1: Write the proportion equation
   195,123.75 : 425,608.50 = 425,608.50 : x
2. Step 2: Convert to fraction form
   195,123.75/425,608.50 = 425,608.50/x
3. Step 3: Cross multiply
   195,123.75x = 425,608.50 × 425,608.50
4. Step 4: Simplify right side
   195,123.75x = 181,142,595,272.25
5. Step 5: Solve for x
   x = 181,142,595,272.25/195,123.75
6. Step 6: Final answer
   x = 928,347.24