Finding the Third Proportional to 455,722.50 and 997,254

Step by Step Solution

1. Step 1: Write the proportion equation
   455,722.50 : 997,254 = 997,254 : x
2. Step 2: Convert to fraction form
   455,722.50/997,254 = 997,254/x
3. Step 3: Cross multiply
   455,722.50x = 997,254 × 997,254
4. Step 4: Simplify right side
   455,722.50x = 994,515,540,516
5. Step 5: Solve for x
   x = 994,515,540,516/455,722.50
6. Step 6: Final answer
   x = 2,182,283.17