Finding the Third Proportional to 103,659,387 and 239,978,034

Step by Step Solution

1. Step 1: Write the proportion equation
   103,659,387 : 239,978,034 = 239,978,034 : x
2. Step 2: Convert to fraction form
   103,659,387/239,978,034 = 239,978,034/x
3. Step 3: Cross multiply
   103,659,387x = 239,978,034 × 239,978,034
4. Step 4: Simplify right side
   103,659,387x = 57,589,456,802,505,152
5. Step 5: Solve for x
   x = 57,589,456,802,505,152/103,659,387
6. Step 6: Final answer
   x = 555,564,319.54