Finding the Third Proportional to 575,492 and 1,210,642

Step by Step Solution

1. Step 1: Write the proportion equation
   575,492 : 1,210,642 = 1,210,642 : x
2. Step 2: Convert to fraction form
   575,492/1,210,642 = 1,210,642/x
3. Step 3: Cross multiply
   575,492x = 1,210,642 × 1,210,642
4. Step 4: Simplify right side
   575,492x = 1,465,654,052,164
5. Step 5: Solve for x
   x = 1,465,654,052,164/575,492
6. Step 6: Final answer
   x = 2,546,784.41