Finding the Third Proportional to 236,355 and 350,821.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,355 : 350,821.50 = 350,821.50 : x
2. Step 2: Convert to fraction form
   236,355/350,821.50 = 350,821.50/x
3. Step 3: Cross multiply
   236,355x = 350,821.50 × 350,821.50
4. Step 4: Simplify right side
   236,355x = 123,075,724,862.25
5. Step 5: Solve for x
   x = 123,075,724,862.25/236,355
6. Step 6: Final answer
   x = 520,724.02