Finding the Third Proportional to 27,861,600 and 42,213,108

Step by Step Solution

1. Step 1: Write the proportion equation
   27,861,600 : 42,213,108 = 42,213,108 : x
2. Step 2: Convert to fraction form
   27,861,600/42,213,108 = 42,213,108/x
3. Step 3: Cross multiply
   27,861,600x = 42,213,108 × 42,213,108
4. Step 4: Simplify right side
   27,861,600x = 1,781,946,487,019,664
5. Step 5: Solve for x
   x = 1,781,946,487,019,664/27,861,600
6. Step 6: Final answer
   x = 63,957,076.66