Finding the Third Proportional to 351,483 and 756,365.50

Step by Step Solution

1. Step 1: Write the proportion equation
   351,483 : 756,365.50 = 756,365.50 : x
2. Step 2: Convert to fraction form
   351,483/756,365.50 = 756,365.50/x
3. Step 3: Cross multiply
   351,483x = 756,365.50 × 756,365.50
4. Step 4: Simplify right side
   351,483x = 572,088,769,590.25
5. Step 5: Solve for x
   x = 572,088,769,590.25/351,483
6. Step 6: Final answer
   x = 1,627,642.79