Finding the Third Proportional to 55,465,442 and 123,676,708

Step by Step Solution

1. Step 1: Write the proportion equation
   55,465,442 : 123,676,708 = 123,676,708 : x
2. Step 2: Convert to fraction form
   55,465,442/123,676,708 = 123,676,708/x
3. Step 3: Cross multiply
   55,465,442x = 123,676,708 × 123,676,708
4. Step 4: Simplify right side
   55,465,442x = 15,295,928,101,717,264
5. Step 5: Solve for x
   x = 15,295,928,101,717,264/55,465,442
6. Step 6: Final answer
   x = 275,774,023.43