Finding the Third Proportional to 395,284.50 and 869,292

Step by Step Solution

1. Step 1: Write the proportion equation
   395,284.50 : 869,292 = 869,292 : x
2. Step 2: Convert to fraction form
   395,284.50/869,292 = 869,292/x
3. Step 3: Cross multiply
   395,284.50x = 869,292 × 869,292
4. Step 4: Simplify right side
   395,284.50x = 755,668,581,264
5. Step 5: Solve for x
   x = 755,668,581,264/395,284.50
6. Step 6: Final answer
   x = 1,911,708.10