Finding the Third Proportional to 12,917,238 and 30,449,535

Step by Step Solution

1. Step 1: Write the proportion equation
   12,917,238 : 30,449,535 = 30,449,535 : x
2. Step 2: Convert to fraction form
   12,917,238/30,449,535 = 30,449,535/x
3. Step 3: Cross multiply
   12,917,238x = 30,449,535 × 30,449,535
4. Step 4: Simplify right side
   12,917,238x = 927,174,181,716,225
5. Step 5: Solve for x
   x = 927,174,181,716,225/12,917,238
6. Step 6: Final answer
   x = 71,778,052.07