Finding the Third Proportional to 236,587.38 and 357,704

Step by Step Solution

1. Step 1: Write the proportion equation
   236,587.38 : 357,704 = 357,704 : x
2. Step 2: Convert to fraction form
   236,587.38/357,704 = 357,704/x
3. Step 3: Cross multiply
   236,587.38x = 357,704 × 357,704
4. Step 4: Simplify right side
   236,587.38x = 127,952,151,616
5. Step 5: Solve for x
   x = 127,952,151,616/236,587.38
6. Step 6: Final answer
   x = 540,824.09