Finding the Third Proportional to 56,608,640 and 123,465,048

Step by Step Solution

1. Step 1: Write the proportion equation
   56,608,640 : 123,465,048 = 123,465,048 : x
2. Step 2: Convert to fraction form
   56,608,640/123,465,048 = 123,465,048/x
3. Step 3: Cross multiply
   56,608,640x = 123,465,048 × 123,465,048
4. Step 4: Simplify right side
   56,608,640x = 15,243,618,077,642,304
5. Step 5: Solve for x
   x = 15,243,618,077,642,304/56,608,640
6. Step 6: Final answer
   x = 269,280,768.41