Finding the Third Proportional to 19,211,895 and 42,161,574

Step by Step Solution

1. Step 1: Write the proportion equation
   19,211,895 : 42,161,574 = 42,161,574 : x
2. Step 2: Convert to fraction form
   19,211,895/42,161,574 = 42,161,574/x
3. Step 3: Cross multiply
   19,211,895x = 42,161,574 × 42,161,574
4. Step 4: Simplify right side
   19,211,895x = 1,777,598,322,157,476
5. Step 5: Solve for x
   x = 1,777,598,322,157,476/19,211,895
6. Step 6: Final answer
   x = 92,525,923.24