Finding the Third Proportional to 455,566.50 and 996,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,566.50 : 996,931.50 = 996,931.50 : x
2. Step 2: Convert to fraction form
   455,566.50/996,931.50 = 996,931.50/x
3. Step 3: Cross multiply
   455,566.50x = 996,931.50 × 996,931.50
4. Step 4: Simplify right side
   455,566.50x = 993,872,415,692.25
5. Step 5: Solve for x
   x = 993,872,415,692.25/455,566.50
6. Step 6: Final answer
   x = 2,181,618.74