Finding the Third Proportional to 107,404.31 and 231,450.75

Step by Step Solution

1. Step 1: Write the proportion equation
   107,404.31 : 231,450.75 = 231,450.75 : x
2. Step 2: Convert to fraction form
   107,404.31/231,450.75 = 231,450.75/x
3. Step 3: Cross multiply
   107,404.31x = 231,450.75 × 231,450.75
4. Step 4: Simplify right side
   107,404.31x = 53,569,449,675.56
5. Step 5: Solve for x
   x = 53,569,449,675.56/107,404.31
6. Step 6: Final answer
   x = 498,764.42