Finding the Third Proportional to 19,465,695 and 42,009,111

Step by Step Solution

1. Step 1: Write the proportion equation
   19,465,695 : 42,009,111 = 42,009,111 : x
2. Step 2: Convert to fraction form
   19,465,695/42,009,111 = 42,009,111/x
3. Step 3: Cross multiply
   19,465,695x = 42,009,111 × 42,009,111
4. Step 4: Simplify right side
   19,465,695x = 1,764,765,407,010,321
5. Step 5: Solve for x
   x = 1,764,765,407,010,321/19,465,695
6. Step 6: Final answer
   x = 90,660,282.46