Finding the Third Proportional to 9,641,171 and 12,795,262.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,641,171 : 12,795,262.50 = 12,795,262.50 : x
2. Step 2: Convert to fraction form
   9,641,171/12,795,262.50 = 12,795,262.50/x
3. Step 3: Cross multiply
   9,641,171x = 12,795,262.50 × 12,795,262.50
4. Step 4: Simplify right side
   9,641,171x = 163,718,742,443,906.25
5. Step 5: Solve for x
   x = 163,718,742,443,906.25/9,641,171
6. Step 6: Final answer
   x = 16,981,209.28