Finding the Third Proportional to 141,624 and 308,224

Step by Step Solution

1. Step 1: Write the proportion equation
   141,624 : 308,224 = 308,224 : x
2. Step 2: Convert to fraction form
   141,624/308,224 = 308,224/x
3. Step 3: Cross multiply
   141,624x = 308,224 × 308,224
4. Step 4: Simplify right side
   141,624x = 95,002,034,176
5. Step 5: Solve for x
   x = 95,002,034,176/141,624
6. Step 6: Final answer
   x = 670,804.62