Finding the Third Proportional to 438,978 and 961,710

Step by Step Solution

1. Step 1: Write the proportion equation
   438,978 : 961,710 = 961,710 : x
2. Step 2: Convert to fraction form
   438,978/961,710 = 961,710/x
3. Step 3: Cross multiply
   438,978x = 961,710 × 961,710
4. Step 4: Simplify right side
   438,978x = 924,886,124,100
5. Step 5: Solve for x
   x = 924,886,124,100/438,978
6. Step 6: Final answer
   x = 2,106,907.69