Finding the Third Proportional to 281,994 and 436,861.50

Step by Step Solution

1. Step 1: Write the proportion equation
   281,994 : 436,861.50 = 436,861.50 : x
2. Step 2: Convert to fraction form
   281,994/436,861.50 = 436,861.50/x
3. Step 3: Cross multiply
   281,994x = 436,861.50 × 436,861.50
4. Step 4: Simplify right side
   281,994x = 190,847,970,182.25
5. Step 5: Solve for x
   x = 190,847,970,182.25/281,994
6. Step 6: Final answer
   x = 676,780.25