Finding the Third Proportional to 8,426,947.50 and 18,181,404

Step by Step Solution

1. Step 1: Write the proportion equation
   8,426,947.50 : 18,181,404 = 18,181,404 : x
2. Step 2: Convert to fraction form
   8,426,947.50/18,181,404 = 18,181,404/x
3. Step 3: Cross multiply
   8,426,947.50x = 18,181,404 × 18,181,404
4. Step 4: Simplify right side
   8,426,947.50x = 330,563,451,411,216
5. Step 5: Solve for x
   x = 330,563,451,411,216/8,426,947.50
6. Step 6: Final answer
   x = 39,226,950.38