Finding the Third Proportional to 17,745,145,571 and 27,564,744,720

Step by Step Solution

1. Step 1: Write the proportion equation
   17,745,145,571 : 27,564,744,720 = 27,564,744,720 : x
2. Step 2: Convert to fraction form
   17,745,145,571/27,564,744,720 = 27,564,744,720/x
3. Step 3: Cross multiply
   17,745,145,571x = 27,564,744,720 × 27,564,744,720
4. Step 4: Simplify right side
   17,745,145,571x = 759,815,151,478,767,878,144
5. Step 5: Solve for x
   x = 759,815,151,478,767,878,144/17,745,145,571
6. Step 6: Final answer
   x = 42,818,197,711.52