Finding the Third Proportional to 170,426.25 and 357,984

Step by Step Solution

1. Step 1: Write the proportion equation
   170,426.25 : 357,984 = 357,984 : x
2. Step 2: Convert to fraction form
   170,426.25/357,984 = 357,984/x
3. Step 3: Cross multiply
   170,426.25x = 357,984 × 357,984
4. Step 4: Simplify right side
   170,426.25x = 128,152,544,256
5. Step 5: Solve for x
   x = 128,152,544,256/170,426.25
6. Step 6: Final answer
   x = 751,953.08