Finding the Third Proportional to 72,082,234 and 149,274,482

Step by Step Solution

1. Step 1: Write the proportion equation
   72,082,234 : 149,274,482 = 149,274,482 : x
2. Step 2: Convert to fraction form
   72,082,234/149,274,482 = 149,274,482/x
3. Step 3: Cross multiply
   72,082,234x = 149,274,482 × 149,274,482
4. Step 4: Simplify right side
   72,082,234x = 22,282,870,976,368,324
5. Step 5: Solve for x
   x = 22,282,870,976,368,324/72,082,234
6. Step 6: Final answer
   x = 309,131,248.30