Finding the Third Proportional to 385,996.25 and 850,522

Step by Step Solution

1. Step 1: Write the proportion equation
   385,996.25 : 850,522 = 850,522 : x
2. Step 2: Convert to fraction form
   385,996.25/850,522 = 850,522/x
3. Step 3: Cross multiply
   385,996.25x = 850,522 × 850,522
4. Step 4: Simplify right side
   385,996.25x = 723,387,672,484
5. Step 5: Solve for x
   x = 723,387,672,484/385,996.25
6. Step 6: Final answer
   x = 1,874,079.53