Finding the Third Proportional to 167,139.50 and 357,607

Step by Step Solution

1. Step 1: Write the proportion equation
   167,139.50 : 357,607 = 357,607 : x
2. Step 2: Convert to fraction form
   167,139.50/357,607 = 357,607/x
3. Step 3: Cross multiply
   167,139.50x = 357,607 × 357,607
4. Step 4: Simplify right side
   167,139.50x = 127,882,766,449
5. Step 5: Solve for x
   x = 127,882,766,449/167,139.50
6. Step 6: Final answer
   x = 765,125.94