Finding the Third Proportional to 188,433 and 283,047.75

Step by Step Solution

1. Step 1: Write the proportion equation
   188,433 : 283,047.75 = 283,047.75 : x
2. Step 2: Convert to fraction form
   188,433/283,047.75 = 283,047.75/x
3. Step 3: Cross multiply
   188,433x = 283,047.75 × 283,047.75
4. Step 4: Simplify right side
   188,433x = 80,116,028,780.06
5. Step 5: Solve for x
   x = 80,116,028,780.06/188,433
6. Step 6: Final answer
   x = 425,169.84