Finding the Third Proportional to 442,701 and 938,603.50

Step by Step Solution

1. Step 1: Write the proportion equation
   442,701 : 938,603.50 = 938,603.50 : x
2. Step 2: Convert to fraction form
   442,701/938,603.50 = 938,603.50/x
3. Step 3: Cross multiply
   442,701x = 938,603.50 × 938,603.50
4. Step 4: Simplify right side
   442,701x = 880,976,530,212.25
5. Step 5: Solve for x
   x = 880,976,530,212.25/442,701
6. Step 6: Final answer
   x = 1,990,003.48