Finding the Third Proportional to 376,522.50 and 827,778

Step by Step Solution

1. Step 1: Write the proportion equation
   376,522.50 : 827,778 = 827,778 : x
2. Step 2: Convert to fraction form
   376,522.50/827,778 = 827,778/x
3. Step 3: Cross multiply
   376,522.50x = 827,778 × 827,778
4. Step 4: Simplify right side
   376,522.50x = 685,216,417,284
5. Step 5: Solve for x
   x = 685,216,417,284/376,522.50
6. Step 6: Final answer
   x = 1,819,855.17