Finding the Third Proportional to 231,735.94 and 358,630.03

Step by Step Solution

1. Step 1: Write the proportion equation
   231,735.94 : 358,630.03 = 358,630.03 : x
2. Step 2: Convert to fraction form
   231,735.94/358,630.03 = 358,630.03/x
3. Step 3: Cross multiply
   231,735.94x = 358,630.03 × 358,630.03
4. Step 4: Simplify right side
   231,735.94x = 128,615,499,314.38
5. Step 5: Solve for x
   x = 128,615,499,314.38/231,735.94
6. Step 6: Final answer
   x = 555,008.86