Finding the Third Proportional to 532,150 and 842,488

Step by Step Solution

1. Step 1: Write the proportion equation
   532,150 : 842,488 = 842,488 : x
2. Step 2: Convert to fraction form
   532,150/842,488 = 842,488/x
3. Step 3: Cross multiply
   532,150x = 842,488 × 842,488
4. Step 4: Simplify right side
   532,150x = 709,786,030,144
5. Step 5: Solve for x
   x = 709,786,030,144/532,150
6. Step 6: Final answer
   x = 1,333,808.19