Finding the Third Proportional to 154,326 and 231,898.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,326 : 231,898.50 = 231,898.50 : x
2. Step 2: Convert to fraction form
   154,326/231,898.50 = 231,898.50/x
3. Step 3: Cross multiply
   154,326x = 231,898.50 × 231,898.50
4. Step 4: Simplify right side
   154,326x = 53,776,914,302.25
5. Step 5: Solve for x
   x = 53,776,914,302.25/154,326
6. Step 6: Final answer
   x = 348,463.09