Finding the Third Proportional to 889,890.50 and 1,842,868.50

Step by Step Solution

1. Step 1: Write the proportion equation
   889,890.50 : 1,842,868.50 = 1,842,868.50 : x
2. Step 2: Convert to fraction form
   889,890.50/1,842,868.50 = 1,842,868.50/x
3. Step 3: Cross multiply
   889,890.50x = 1,842,868.50 × 1,842,868.50
4. Step 4: Simplify right side
   889,890.50x = 3,396,164,308,292.25
5. Step 5: Solve for x
   x = 3,396,164,308,292.25/889,890.50
6. Step 6: Final answer
   x = 3,816,384.50