Finding the Third Proportional to 374,112 and 774,823.50

Step by Step Solution

1. Step 1: Write the proportion equation
   374,112 : 774,823.50 = 774,823.50 : x
2. Step 2: Convert to fraction form
   374,112/774,823.50 = 774,823.50/x
3. Step 3: Cross multiply
   374,112x = 774,823.50 × 774,823.50
4. Step 4: Simplify right side
   374,112x = 600,351,456,152.25
5. Step 5: Solve for x
   x = 600,351,456,152.25/374,112
6. Step 6: Final answer
   x = 1,604,737.23