Finding the Third Proportional to 231,750 and 358,647.75

Step by Step Solution

1. Step 1: Write the proportion equation
   231,750 : 358,647.75 = 358,647.75 : x
2. Step 2: Convert to fraction form
   231,750/358,647.75 = 358,647.75/x
3. Step 3: Cross multiply
   231,750x = 358,647.75 × 358,647.75
4. Step 4: Simplify right side
   231,750x = 128,628,208,580.06
5. Step 5: Solve for x
   x = 128,628,208,580.06/231,750
6. Step 6: Final answer
   x = 555,030.03