Finding the Third Proportional to 19,658,173.50 and 30,770,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,658,173.50 : 30,770,644.50 = 30,770,644.50 : x
2. Step 2: Convert to fraction form
   19,658,173.50/30,770,644.50 = 30,770,644.50/x
3. Step 3: Cross multiply
   19,658,173.50x = 30,770,644.50 × 30,770,644.50
4. Step 4: Simplify right side
   19,658,173.50x = 946,832,562,945,380.25
5. Step 5: Solve for x
   x = 946,832,562,945,380.25/19,658,173.50
6. Step 6: Final answer
   x = 48,164,828.89