Finding the Third Proportional to 27,861,072 and 42,212,976

Step by Step Solution

1. Step 1: Write the proportion equation
   27,861,072 : 42,212,976 = 42,212,976 : x
2. Step 2: Convert to fraction form
   27,861,072/42,212,976 = 42,212,976/x
3. Step 3: Cross multiply
   27,861,072x = 42,212,976 × 42,212,976
4. Step 4: Simplify right side
   27,861,072x = 1,781,935,342,776,576
5. Step 5: Solve for x
   x = 1,781,935,342,776,576/27,861,072
6. Step 6: Final answer
   x = 63,957,888.73