Finding the Third Proportional to 375,185.25 and 821,522.25

Step by Step Solution

1. Step 1: Write the proportion equation
   375,185.25 : 821,522.25 = 821,522.25 : x
2. Step 2: Convert to fraction form
   375,185.25/821,522.25 = 821,522.25/x
3. Step 3: Cross multiply
   375,185.25x = 821,522.25 × 821,522.25
4. Step 4: Simplify right side
   375,185.25x = 674,898,807,245.06
5. Step 5: Solve for x
   x = 674,898,807,245.06/375,185.25
6. Step 6: Final answer
   x = 1,798,841.52