Finding the Third Proportional to 8,993,916 and 19,565,550

Step by Step Solution

1. Step 1: Write the proportion equation
   8,993,916 : 19,565,550 = 19,565,550 : x
2. Step 2: Convert to fraction form
   8,993,916/19,565,550 = 19,565,550/x
3. Step 3: Cross multiply
   8,993,916x = 19,565,550 × 19,565,550
4. Step 4: Simplify right side
   8,993,916x = 382,810,746,802,500
5. Step 5: Solve for x
   x = 382,810,746,802,500/8,993,916
6. Step 6: Final answer
   x = 42,563,300.21