Finding the Third Proportional to 455,682 and 997,180.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,682 : 997,180.50 = 997,180.50 : x
2. Step 2: Convert to fraction form
   455,682/997,180.50 = 997,180.50/x
3. Step 3: Cross multiply
   455,682x = 997,180.50 × 997,180.50
4. Step 4: Simplify right side
   455,682x = 994,368,949,580.25
5. Step 5: Solve for x
   x = 994,368,949,580.25/455,682
6. Step 6: Final answer
   x = 2,182,155.43