Finding the Third Proportional to 155,428.50 and 232,386

Step by Step Solution

1. Step 1: Write the proportion equation
   155,428.50 : 232,386 = 232,386 : x
2. Step 2: Convert to fraction form
   155,428.50/232,386 = 232,386/x
3. Step 3: Cross multiply
   155,428.50x = 232,386 × 232,386
4. Step 4: Simplify right side
   155,428.50x = 54,003,252,996
5. Step 5: Solve for x
   x = 54,003,252,996/155,428.50
6. Step 6: Final answer
   x = 347,447.56