Finding the Third Proportional to 479,907 and 1,111,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   479,907 : 1,111,015.50 = 1,111,015.50 : x
2. Step 2: Convert to fraction form
   479,907/1,111,015.50 = 1,111,015.50/x
3. Step 3: Cross multiply
   479,907x = 1,111,015.50 × 1,111,015.50
4. Step 4: Simplify right side
   479,907x = 1,234,355,441,240.25
5. Step 5: Solve for x
   x = 1,234,355,441,240.25/479,907
6. Step 6: Final answer
   x = 2,572,072.17