Finding the Third Proportional to 147,224,385 and 309,678,966

Step by Step Solution

1. Step 1: Write the proportion equation
   147,224,385 : 309,678,966 = 309,678,966 : x
2. Step 2: Convert to fraction form
   147,224,385/309,678,966 = 309,678,966/x
3. Step 3: Cross multiply
   147,224,385x = 309,678,966 × 309,678,966
4. Step 4: Simplify right side
   147,224,385x = 95,901,061,982,829,152
5. Step 5: Solve for x
   x = 95,901,061,982,829,152/147,224,385
6. Step 6: Final answer
   x = 651,393,870.54