Finding the Third Proportional to 12,195,328 and 17,956,069

Step by Step Solution

1. Step 1: Write the proportion equation
   12,195,328 : 17,956,069 = 17,956,069 : x
2. Step 2: Convert to fraction form
   12,195,328/17,956,069 = 17,956,069/x
3. Step 3: Cross multiply
   12,195,328x = 17,956,069 × 17,956,069
4. Step 4: Simplify right side
   12,195,328x = 322,420,413,932,761
5. Step 5: Solve for x
   x = 322,420,413,932,761/12,195,328
6. Step 6: Final answer
   x = 26,438,027.25