Finding the Third Proportional to 155,427 and 229,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,427 : 229,858.50 = 229,858.50 : x
2. Step 2: Convert to fraction form
   155,427/229,858.50 = 229,858.50/x
3. Step 3: Cross multiply
   155,427x = 229,858.50 × 229,858.50
4. Step 4: Simplify right side
   155,427x = 52,834,930,022.25
5. Step 5: Solve for x
   x = 52,834,930,022.25/155,427
6. Step 6: Final answer
   x = 339,934.05