Finding the Third Proportional to 8,616,956 and 12,759,058

Step by Step Solution

1. Step 1: Write the proportion equation
   8,616,956 : 12,759,058 = 12,759,058 : x
2. Step 2: Convert to fraction form
   8,616,956/12,759,058 = 12,759,058/x
3. Step 3: Cross multiply
   8,616,956x = 12,759,058 × 12,759,058
4. Step 4: Simplify right side
   8,616,956x = 162,793,561,047,364
5. Step 5: Solve for x
   x = 162,793,561,047,364/8,616,956
6. Step 6: Final answer
   x = 18,892,235.38