Finding the Third Proportional to 18,720,490,942,524 and 37,967,359,525,152

Step by Step Solution

1. Step 1: Write the proportion equation
   18,720,490,942,524 : 37,967,359,525,152 = 37,967,359,525,152 : x
2. Step 2: Convert to fraction form
   18,720,490,942,524/37,967,359,525,152 = 37,967,359,525,152/x
3. Step 3: Cross multiply
   18,720,490,942,524x = 37,967,359,525,152 × 37,967,359,525,152
4. Step 4: Simplify right side
   18,720,490,942,524x = 1,441,520,389,312,150,248,108,326,912
5. Step 5: Solve for x
   x = 1,441,520,389,312,150,248,108,326,912/18,720,490,942,524
6. Step 6: Final answer
   x = 77,002,274,872,915.08