Finding the Third Proportional to 223,827.50 and 485,506

Step by Step Solution

1. Step 1: Write the proportion equation
   223,827.50 : 485,506 = 485,506 : x
2. Step 2: Convert to fraction form
   223,827.50/485,506 = 485,506/x
3. Step 3: Cross multiply
   223,827.50x = 485,506 × 485,506
4. Step 4: Simplify right side
   223,827.50x = 235,716,076,036
5. Step 5: Solve for x
   x = 235,716,076,036/223,827.50
6. Step 6: Final answer
   x = 1,053,114.90