Finding the Third Proportional to 19,580,822 and 42,415,954

Step by Step Solution

1. Step 1: Write the proportion equation
   19,580,822 : 42,415,954 = 42,415,954 : x
2. Step 2: Convert to fraction form
   19,580,822/42,415,954 = 42,415,954/x
3. Step 3: Cross multiply
   19,580,822x = 42,415,954 × 42,415,954
4. Step 4: Simplify right side
   19,580,822x = 1,799,113,153,730,116
5. Step 5: Solve for x
   x = 1,799,113,153,730,116/19,580,822
6. Step 6: Final answer
   x = 91,881,390.56