Finding the Third Proportional to 442,830.50 and 704,973

Step by Step Solution

1. Step 1: Write the proportion equation
   442,830.50 : 704,973 = 704,973 : x
2. Step 2: Convert to fraction form
   442,830.50/704,973 = 704,973/x
3. Step 3: Cross multiply
   442,830.50x = 704,973 × 704,973
4. Step 4: Simplify right side
   442,830.50x = 496,986,930,729
5. Step 5: Solve for x
   x = 496,986,930,729/442,830.50
6. Step 6: Final answer
   x = 1,122,296.07