Finding the Third Proportional to 236,539 and 512,448.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,539 : 512,448.50 = 512,448.50 : x
2. Step 2: Convert to fraction form
   236,539/512,448.50 = 512,448.50/x
3. Step 3: Cross multiply
   236,539x = 512,448.50 × 512,448.50
4. Step 4: Simplify right side
   236,539x = 262,603,465,152.25
5. Step 5: Solve for x
   x = 262,603,465,152.25/236,539
6. Step 6: Final answer
   x = 1,110,190.98