Finding the Third Proportional to 440,415 and 938,513.25

Step by Step Solution

1. Step 1: Write the proportion equation
   440,415 : 938,513.25 = 938,513.25 : x
2. Step 2: Convert to fraction form
   440,415/938,513.25 = 938,513.25/x
3. Step 3: Cross multiply
   440,415x = 938,513.25 × 938,513.25
4. Step 4: Simplify right side
   440,415x = 880,807,120,425.56
5. Step 5: Solve for x
   x = 880,807,120,425.56/440,415
6. Step 6: Final answer
   x = 1,999,948.05