Finding the Third Proportional to 115,946,388 and 252,726,144

Step by Step Solution

1. Step 1: Write the proportion equation
   115,946,388 : 252,726,144 = 252,726,144 : x
2. Step 2: Convert to fraction form
   115,946,388/252,726,144 = 252,726,144/x
3. Step 3: Cross multiply
   115,946,388x = 252,726,144 × 252,726,144
4. Step 4: Simplify right side
   115,946,388x = 63,870,503,861,108,736
5. Step 5: Solve for x
   x = 63,870,503,861,108,736/115,946,388
6. Step 6: Final answer
   x = 550,862,385.30