Finding the Third Proportional to 15,724,978 and 33,636,000.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,724,978 : 33,636,000.50 = 33,636,000.50 : x
2. Step 2: Convert to fraction form
   15,724,978/33,636,000.50 = 33,636,000.50/x
3. Step 3: Cross multiply
   15,724,978x = 33,636,000.50 × 33,636,000.50
4. Step 4: Simplify right side
   15,724,978x = 1,131,380,529,636,000.25
5. Step 5: Solve for x
   x = 1,131,380,529,636,000.25/15,724,978
6. Step 6: Final answer
   x = 71,947,988.08