Finding the Third Proportional to 856,310 and 1,333,479

Step by Step Solution

1. Step 1: Write the proportion equation
   856,310 : 1,333,479 = 1,333,479 : x
2. Step 2: Convert to fraction form
   856,310/1,333,479 = 1,333,479/x
3. Step 3: Cross multiply
   856,310x = 1,333,479 × 1,333,479
4. Step 4: Simplify right side
   856,310x = 1,778,166,243,441
5. Step 5: Solve for x
   x = 1,778,166,243,441/856,310
6. Step 6: Final answer
   x = 2,076,544.99