Finding the Third Proportional to 9,185,448 and 19,774,944

Step by Step Solution

1. Step 1: Write the proportion equation
   9,185,448 : 19,774,944 = 19,774,944 : x
2. Step 2: Convert to fraction form
   9,185,448/19,774,944 = 19,774,944/x
3. Step 3: Cross multiply
   9,185,448x = 19,774,944 × 19,774,944
4. Step 4: Simplify right side
   9,185,448x = 391,048,410,203,136
5. Step 5: Solve for x
   x = 391,048,410,203,136/9,185,448
6. Step 6: Final answer
   x = 42,572,600.73