Finding the Third Proportional to 455,685.75 and 997,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,685.75 : 997,150.50 = 997,150.50 : x
2. Step 2: Convert to fraction form
   455,685.75/997,150.50 = 997,150.50/x
3. Step 3: Cross multiply
   455,685.75x = 997,150.50 × 997,150.50
4. Step 4: Simplify right side
   455,685.75x = 994,309,119,650.25
5. Step 5: Solve for x
   x = 994,309,119,650.25/455,685.75
6. Step 6: Final answer
   x = 2,182,006.17