Finding the Third Proportional to 148,276.69 and 229,788.56

Step by Step Solution

1. Step 1: Write the proportion equation
   148,276.69 : 229,788.56 = 229,788.56 : x
2. Step 2: Convert to fraction form
   148,276.69/229,788.56 = 229,788.56/x
3. Step 3: Cross multiply
   148,276.69x = 229,788.56 × 229,788.56
4. Step 4: Simplify right side
   148,276.69x = 52,802,783,455.82
5. Step 5: Solve for x
   x = 52,802,783,455.82/148,276.69
6. Step 6: Final answer
   x = 356,109.81