Finding the Third Proportional to 468,270 and 1,011,420

Step by Step Solution

1. Step 1: Write the proportion equation
   468,270 : 1,011,420 = 1,011,420 : x
2. Step 2: Convert to fraction form
   468,270/1,011,420 = 1,011,420/x
3. Step 3: Cross multiply
   468,270x = 1,011,420 × 1,011,420
4. Step 4: Simplify right side
   468,270x = 1,022,970,416,400
5. Step 5: Solve for x
   x = 1,022,970,416,400/468,270
6. Step 6: Final answer
   x = 2,184,573.89