Finding the Third Proportional to 55,465,320 and 123,676,476

Step by Step Solution

1. Step 1: Write the proportion equation
   55,465,320 : 123,676,476 = 123,676,476 : x
2. Step 2: Convert to fraction form
   55,465,320/123,676,476 = 123,676,476/x
3. Step 3: Cross multiply
   55,465,320x = 123,676,476 × 123,676,476
4. Step 4: Simplify right side
   55,465,320x = 15,295,870,715,778,576
5. Step 5: Solve for x
   x = 15,295,870,715,778,576/55,465,320
6. Step 6: Final answer
   x = 275,773,595.39