Finding the Third Proportional to 19,580,824 and 42,415,958

Step by Step Solution

1. Step 1: Write the proportion equation
   19,580,824 : 42,415,958 = 42,415,958 : x
2. Step 2: Convert to fraction form
   19,580,824/42,415,958 = 42,415,958/x
3. Step 3: Cross multiply
   19,580,824x = 42,415,958 × 42,415,958
4. Step 4: Simplify right side
   19,580,824x = 1,799,113,493,057,764
5. Step 5: Solve for x
   x = 1,799,113,493,057,764/19,580,824
6. Step 6: Final answer
   x = 91,881,398.51