Finding the Third Proportional to 78,751,212 and 123,256,062

Step by Step Solution

1. Step 1: Write the proportion equation
   78,751,212 : 123,256,062 = 123,256,062 : x
2. Step 2: Convert to fraction form
   78,751,212/123,256,062 = 123,256,062/x
3. Step 3: Cross multiply
   78,751,212x = 123,256,062 × 123,256,062
4. Step 4: Simplify right side
   78,751,212x = 15,192,056,819,747,844
5. Step 5: Solve for x
   x = 15,192,056,819,747,844/78,751,212
6. Step 6: Final answer
   x = 192,912,038.23