Finding the Third Proportional to 8,293,448.25 and 12,981,586.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,293,448.25 : 12,981,586.50 = 12,981,586.50 : x
2. Step 2: Convert to fraction form
   8,293,448.25/12,981,586.50 = 12,981,586.50/x
3. Step 3: Cross multiply
   8,293,448.25x = 12,981,586.50 × 12,981,586.50
4. Step 4: Simplify right side
   8,293,448.25x = 168,521,588,056,982.25
5. Step 5: Solve for x
   x = 168,521,588,056,982.25/8,293,448.25
6. Step 6: Final answer
   x = 20,319,845.62