Finding the Third Proportional to 578,848 and 1,240,752

Step by Step Solution

1. Step 1: Write the proportion equation
   578,848 : 1,240,752 = 1,240,752 : x
2. Step 2: Convert to fraction form
   578,848/1,240,752 = 1,240,752/x
3. Step 3: Cross multiply
   578,848x = 1,240,752 × 1,240,752
4. Step 4: Simplify right side
   578,848x = 1,539,465,525,504
5. Step 5: Solve for x
   x = 1,539,465,525,504/578,848
6. Step 6: Final answer
   x = 2,659,533.29