Finding the Third Proportional to 214,419 and 483,478.50

Step by Step Solution

1. Step 1: Write the proportion equation
   214,419 : 483,478.50 = 483,478.50 : x
2. Step 2: Convert to fraction form
   214,419/483,478.50 = 483,478.50/x
3. Step 3: Cross multiply
   214,419x = 483,478.50 × 483,478.50
4. Step 4: Simplify right side
   214,419x = 233,751,459,962.25
5. Step 5: Solve for x
   x = 233,751,459,962.25/214,419
6. Step 6: Final answer
   x = 1,090,162.07