Finding the Third Proportional to 455,683.50 and 997,146

Step by Step Solution

1. Step 1: Write the proportion equation
   455,683.50 : 997,146 = 997,146 : x
2. Step 2: Convert to fraction form
   455,683.50/997,146 = 997,146/x
3. Step 3: Cross multiply
   455,683.50x = 997,146 × 997,146
4. Step 4: Simplify right side
   455,683.50x = 994,300,145,316
5. Step 5: Solve for x
   x = 994,300,145,316/455,683.50
6. Step 6: Final answer
   x = 2,181,997.25