Finding the Third Proportional to 147,224,388 and 309,678,972

Step by Step Solution

1. Step 1: Write the proportion equation
   147,224,388 : 309,678,972 = 309,678,972 : x
2. Step 2: Convert to fraction form
   147,224,388/309,678,972 = 309,678,972/x
3. Step 3: Cross multiply
   147,224,388x = 309,678,972 × 309,678,972
4. Step 4: Simplify right side
   147,224,388x = 95,901,065,698,976,784
5. Step 5: Solve for x
   x = 95,901,065,698,976,784/147,224,388
6. Step 6: Final answer
   x = 651,393,882.51