Finding the Third Proportional to 281,132 and 411,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   281,132 : 411,153.50 = 411,153.50 : x
2. Step 2: Convert to fraction form
   281,132/411,153.50 = 411,153.50/x
3. Step 3: Cross multiply
   281,132x = 411,153.50 × 411,153.50
4. Step 4: Simplify right side
   281,132x = 169,047,200,562.25
5. Step 5: Solve for x
   x = 169,047,200,562.25/281,132
6. Step 6: Final answer
   x = 601,309.00