Finding the Third Proportional to 1,200,172 and 2,833,120

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,172 : 2,833,120 = 2,833,120 : x
2. Step 2: Convert to fraction form
   1,200,172/2,833,120 = 2,833,120/x
3. Step 3: Cross multiply
   1,200,172x = 2,833,120 × 2,833,120
4. Step 4: Simplify right side
   1,200,172x = 8,026,568,934,400
5. Step 5: Solve for x
   x = 8,026,568,934,400/1,200,172
6. Step 6: Final answer
   x = 6,687,848.85