Finding the Third Proportional to 9,354,640 and 13,993,816

Step by Step Solution

1. Step 1: Write the proportion equation
   9,354,640 : 13,993,816 = 13,993,816 : x
2. Step 2: Convert to fraction form
   9,354,640/13,993,816 = 13,993,816/x
3. Step 3: Cross multiply
   9,354,640x = 13,993,816 × 13,993,816
4. Step 4: Simplify right side
   9,354,640x = 195,826,886,241,856
5. Step 5: Solve for x
   x = 195,826,886,241,856/9,354,640
6. Step 6: Final answer
   x = 20,933,663.53