Finding the Third Proportional to 19,624,636,908 and 42,801,126,516

Step by Step Solution

1. Step 1: Write the proportion equation
   19,624,636,908 : 42,801,126,516 = 42,801,126,516 : x
2. Step 2: Convert to fraction form
   19,624,636,908/42,801,126,516 = 42,801,126,516/x
3. Step 3: Cross multiply
   19,624,636,908x = 42,801,126,516 × 42,801,126,516
4. Step 4: Simplify right side
   19,624,636,908x = 1,831,936,431,038,638,325,760
5. Step 5: Solve for x
   x = 1,831,936,431,038,638,325,760/19,624,636,908
6. Step 6: Final answer
   x = 93,348,806,381.83