Finding the Third Proportional to 406,482 and 603,827.50

Step by Step Solution

1. Step 1: Write the proportion equation
   406,482 : 603,827.50 = 603,827.50 : x
2. Step 2: Convert to fraction form
   406,482/603,827.50 = 603,827.50/x
3. Step 3: Cross multiply
   406,482x = 603,827.50 × 603,827.50
4. Step 4: Simplify right side
   406,482x = 364,607,649,756.25
5. Step 5: Solve for x
   x = 364,607,649,756.25/406,482
6. Step 6: Final answer
   x = 896,983.51