Finding the Third Proportional to 27,861,074 and 42,212,979

Step by Step Solution

1. Step 1: Write the proportion equation
   27,861,074 : 42,212,979 = 42,212,979 : x
2. Step 2: Convert to fraction form
   27,861,074/42,212,979 = 42,212,979/x
3. Step 3: Cross multiply
   27,861,074x = 42,212,979 × 42,212,979
4. Step 4: Simplify right side
   27,861,074x = 1,781,935,596,054,441
5. Step 5: Solve for x
   x = 1,781,935,596,054,441/27,861,074
6. Step 6: Final answer
   x = 63,957,893.23