Finding the Third Proportional to 42,243,961,401 and 89,524,389,159

Step by Step Solution

1. Step 1: Write the proportion equation
   42,243,961,401 : 89,524,389,159 = 89,524,389,159 : x
2. Step 2: Convert to fraction form
   42,243,961,401/89,524,389,159 = 89,524,389,159/x
3. Step 3: Cross multiply
   42,243,961,401x = 89,524,389,159 × 89,524,389,159
4. Step 4: Simplify right side
   42,243,961,401x = 8,014,616,254,292,076,527,616
5. Step 5: Solve for x
   x = 8,014,616,254,292,076,527,616/42,243,961,401
6. Step 6: Final answer
   x = 189,722,175,394.81