Finding the Third Proportional to 19,324,977 and 42,122,181

Step by Step Solution

1. Step 1: Write the proportion equation
   19,324,977 : 42,122,181 = 42,122,181 : x
2. Step 2: Convert to fraction form
   19,324,977/42,122,181 = 42,122,181/x
3. Step 3: Cross multiply
   19,324,977x = 42,122,181 × 42,122,181
4. Step 4: Simplify right side
   19,324,977x = 1,774,278,132,196,761
5. Step 5: Solve for x
   x = 1,774,278,132,196,761/19,324,977
6. Step 6: Final answer
   x = 91,812,690.50