Finding the Third Proportional to 195,428.25 and 425,970

Step by Step Solution

1. Step 1: Write the proportion equation
   195,428.25 : 425,970 = 425,970 : x
2. Step 2: Convert to fraction form
   195,428.25/425,970 = 425,970/x
3. Step 3: Cross multiply
   195,428.25x = 425,970 × 425,970
4. Step 4: Simplify right side
   195,428.25x = 181,450,440,900
5. Step 5: Solve for x
   x = 181,450,440,900/195,428.25
6. Step 6: Final answer
   x = 928,476.01