Finding the Third Proportional to 396,112.50 and 596,068.50

Step by Step Solution

1. Step 1: Write the proportion equation
   396,112.50 : 596,068.50 = 596,068.50 : x
2. Step 2: Convert to fraction form
   396,112.50/596,068.50 = 596,068.50/x
3. Step 3: Cross multiply
   396,112.50x = 596,068.50 × 596,068.50
4. Step 4: Simplify right side
   396,112.50x = 355,297,656,692.25
5. Step 5: Solve for x
   x = 355,297,656,692.25/396,112.50
6. Step 6: Final answer
   x = 896,961.49