Finding the Third Proportional to 155,601 and 247,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,601 : 247,009.50 = 247,009.50 : x
2. Step 2: Convert to fraction form
   155,601/247,009.50 = 247,009.50/x
3. Step 3: Cross multiply
   155,601x = 247,009.50 × 247,009.50
4. Step 4: Simplify right side
   155,601x = 61,013,693,090.25
5. Step 5: Solve for x
   x = 61,013,693,090.25/155,601
6. Step 6: Final answer
   x = 392,116.33