Finding the Third Proportional to 8,664,068 and 13,469,943

Step by Step Solution

1. Step 1: Write the proportion equation
   8,664,068 : 13,469,943 = 13,469,943 : x
2. Step 2: Convert to fraction form
   8,664,068/13,469,943 = 13,469,943/x
3. Step 3: Cross multiply
   8,664,068x = 13,469,943 × 13,469,943
4. Step 4: Simplify right side
   8,664,068x = 181,439,364,423,249
5. Step 5: Solve for x
   x = 181,439,364,423,249/8,664,068
6. Step 6: Final answer
   x = 20,941,590.53