Finding the Third Proportional to 570,244 and 887,118

Step by Step Solution

1. Step 1: Write the proportion equation
   570,244 : 887,118 = 887,118 : x
2. Step 2: Convert to fraction form
   570,244/887,118 = 887,118/x
3. Step 3: Cross multiply
   570,244x = 887,118 × 887,118
4. Step 4: Simplify right side
   570,244x = 786,978,345,924
5. Step 5: Solve for x
   x = 786,978,345,924/570,244
6. Step 6: Final answer
   x = 1,380,073.00