Finding the Third Proportional to 662,922 and 993,289.50

Step by Step Solution

1. Step 1: Write the proportion equation
   662,922 : 993,289.50 = 993,289.50 : x
2. Step 2: Convert to fraction form
   662,922/993,289.50 = 993,289.50/x
3. Step 3: Cross multiply
   662,922x = 993,289.50 × 993,289.50
4. Step 4: Simplify right side
   662,922x = 986,624,030,810.25
5. Step 5: Solve for x
   x = 986,624,030,810.25/662,922
6. Step 6: Final answer
   x = 1,488,295.80