Finding the Third Proportional to 158,413 and 230,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,413 : 230,485.50 = 230,485.50 : x
2. Step 2: Convert to fraction form
   158,413/230,485.50 = 230,485.50/x
3. Step 3: Cross multiply
   158,413x = 230,485.50 × 230,485.50
4. Step 4: Simplify right side
   158,413x = 53,123,565,710.25
5. Step 5: Solve for x
   x = 53,123,565,710.25/158,413
6. Step 6: Final answer
   x = 335,348.52