Finding the Third Proportional to 72,474,271 and 109,766,361

Step by Step Solution

1. Step 1: Write the proportion equation
   72,474,271 : 109,766,361 = 109,766,361 : x
2. Step 2: Convert to fraction form
   72,474,271/109,766,361 = 109,766,361/x
3. Step 3: Cross multiply
   72,474,271x = 109,766,361 × 109,766,361
4. Step 4: Simplify right side
   72,474,271x = 12,048,654,007,182,320
5. Step 5: Solve for x
   x = 12,048,654,007,182,320/72,474,271
6. Step 6: Final answer
   x = 166,247,329.44