Finding the Third Proportional to 589,845 and 889,600.50

Step by Step Solution

1. Step 1: Write the proportion equation
   589,845 : 889,600.50 = 889,600.50 : x
2. Step 2: Convert to fraction form
   589,845/889,600.50 = 889,600.50/x
3. Step 3: Cross multiply
   589,845x = 889,600.50 × 889,600.50
4. Step 4: Simplify right side
   589,845x = 791,389,049,600.25
5. Step 5: Solve for x
   x = 791,389,049,600.25/589,845
6. Step 6: Final answer
   x = 1,341,689.85