Finding the Third Proportional to 154,385 and 230,925.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,385 : 230,925.50 = 230,925.50 : x
2. Step 2: Convert to fraction form
   154,385/230,925.50 = 230,925.50/x
3. Step 3: Cross multiply
   154,385x = 230,925.50 × 230,925.50
4. Step 4: Simplify right side
   154,385x = 53,326,586,550.25
5. Step 5: Solve for x
   x = 53,326,586,550.25/154,385
6. Step 6: Final answer
   x = 345,413.00