Finding the Third Proportional to 156,801 and 344,815.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,801 : 344,815.50 = 344,815.50 : x
2. Step 2: Convert to fraction form
   156,801/344,815.50 = 344,815.50/x
3. Step 3: Cross multiply
   156,801x = 344,815.50 × 344,815.50
4. Step 4: Simplify right side
   156,801x = 118,897,729,040.25
5. Step 5: Solve for x
   x = 118,897,729,040.25/156,801
6. Step 6: Final answer
   x = 758,271.50