Finding the Third Proportional to 522,428.25 and 1,066,996.50

Step by Step Solution

1. Step 1: Write the proportion equation
   522,428.25 : 1,066,996.50 = 1,066,996.50 : x
2. Step 2: Convert to fraction form
   522,428.25/1,066,996.50 = 1,066,996.50/x
3. Step 3: Cross multiply
   522,428.25x = 1,066,996.50 × 1,066,996.50
4. Step 4: Simplify right side
   522,428.25x = 1,138,481,531,012.25
5. Step 5: Solve for x
   x = 1,138,481,531,012.25/522,428.25
6. Step 6: Final answer
   x = 2,179,211.27