Finding the Third Proportional to 856,144 and 1,844,738.50

Step by Step Solution

1. Step 1: Write the proportion equation
   856,144 : 1,844,738.50 = 1,844,738.50 : x
2. Step 2: Convert to fraction form
   856,144/1,844,738.50 = 1,844,738.50/x
3. Step 3: Cross multiply
   856,144x = 1,844,738.50 × 1,844,738.50
4. Step 4: Simplify right side
   856,144x = 3,403,060,133,382.25
5. Step 5: Solve for x
   x = 3,403,060,133,382.25/856,144
6. Step 6: Final answer
   x = 3,974,868.87