Finding the Third Proportional to 115,046,413.50 and 155,485,747.50

Step by Step Solution

1. Step 1: Write the proportion equation
   115,046,413.50 : 155,485,747.50 = 155,485,747.50 : x
2. Step 2: Convert to fraction form
   115,046,413.50/155,485,747.50 = 155,485,747.50/x
3. Step 3: Cross multiply
   115,046,413.50x = 155,485,747.50 × 155,485,747.50
4. Step 4: Simplify right side
   115,046,413.50x = 24,175,817,675,633,756
5. Step 5: Solve for x
   x = 24,175,817,675,633,756/115,046,413.50
6. Step 6: Final answer
   x = 210,139,690.06