Finding the Third Proportional to 139,797,820 and 304,139,576

Step by Step Solution

1. Step 1: Write the proportion equation
   139,797,820 : 304,139,576 = 304,139,576 : x
2. Step 2: Convert to fraction form
   139,797,820/304,139,576 = 304,139,576/x
3. Step 3: Cross multiply
   139,797,820x = 304,139,576 × 304,139,576
4. Step 4: Simplify right side
   139,797,820x = 92,500,881,689,459,776
5. Step 5: Solve for x
   x = 92,500,881,689,459,776/139,797,820
6. Step 6: Final answer
   x = 661,676,138.37