Finding the Third Proportional to 55,464,376 and 123,674,908

Step by Step Solution

1. Step 1: Write the proportion equation
   55,464,376 : 123,674,908 = 123,674,908 : x
2. Step 2: Convert to fraction form
   55,464,376/123,674,908 = 123,674,908/x
3. Step 3: Cross multiply
   55,464,376x = 123,674,908 × 123,674,908
4. Step 4: Simplify right side
   55,464,376x = 15,295,482,868,808,464
5. Step 5: Solve for x
   x = 15,295,482,868,808,464/55,464,376
6. Step 6: Final answer
   x = 275,771,296.31