Finding the Third Proportional to 361,845 and 773,487.56

Step by Step Solution

1. Step 1: Write the proportion equation
   361,845 : 773,487.56 = 773,487.56 : x
2. Step 2: Convert to fraction form
   361,845/773,487.56 = 773,487.56/x
3. Step 3: Cross multiply
   361,845x = 773,487.56 × 773,487.56
4. Step 4: Simplify right side
   361,845x = 598,283,009,342.19
5. Step 5: Solve for x
   x = 598,283,009,342.19/361,845
6. Step 6: Final answer
   x = 1,653,423.45