Finding the Third Proportional to 498,769.31 and 773,885.81

Step by Step Solution

1. Step 1: Write the proportion equation
   498,769.31 : 773,885.81 = 773,885.81 : x
2. Step 2: Convert to fraction form
   498,769.31/773,885.81 = 773,885.81/x
3. Step 3: Cross multiply
   498,769.31x = 773,885.81 × 773,885.81
4. Step 4: Simplify right side
   498,769.31x = 598,899,250,788.79
5. Step 5: Solve for x
   x = 598,899,250,788.79/498,769.31
6. Step 6: Final answer
   x = 1,200,754.01