Finding the Third Proportional to 12,917,250 and 30,449,565

Step by Step Solution

1. Step 1: Write the proportion equation
   12,917,250 : 30,449,565 = 30,449,565 : x
2. Step 2: Convert to fraction form
   12,917,250/30,449,565 = 30,449,565/x
3. Step 3: Cross multiply
   12,917,250x = 30,449,565 × 30,449,565
4. Step 4: Simplify right side
   12,917,250x = 927,176,008,689,225
5. Step 5: Solve for x
   x = 927,176,008,689,225/12,917,250
6. Step 6: Final answer
   x = 71,778,126.82