Finding the Third Proportional to 13,812,056 and 21,667,042

Step by Step Solution

1. Step 1: Write the proportion equation
   13,812,056 : 21,667,042 = 21,667,042 : x
2. Step 2: Convert to fraction form
   13,812,056/21,667,042 = 21,667,042/x
3. Step 3: Cross multiply
   13,812,056x = 21,667,042 × 21,667,042
4. Step 4: Simplify right side
   13,812,056x = 469,460,709,029,764
5. Step 5: Solve for x
   x = 469,460,709,029,764/13,812,056
6. Step 6: Final answer
   x = 33,989,198.21