Finding the Third Proportional to 116,615,661.50 and 269,972,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,615,661.50 : 269,972,401.50 = 269,972,401.50 : x
2. Step 2: Convert to fraction form
   116,615,661.50/269,972,401.50 = 269,972,401.50/x
3. Step 3: Cross multiply
   116,615,661.50x = 269,972,401.50 × 269,972,401.50
4. Step 4: Simplify right side
   116,615,661.50x = 72,885,097,571,677,200
5. Step 5: Solve for x
   x = 72,885,097,571,677,200/116,615,661.50
6. Step 6: Final answer
   x = 625,002,650.88