Finding the Third Proportional to 7,874,680 and 12,336,898

Step by Step Solution

1. Step 1: Write the proportion equation
   7,874,680 : 12,336,898 = 12,336,898 : x
2. Step 2: Convert to fraction form
   7,874,680/12,336,898 = 12,336,898/x
3. Step 3: Cross multiply
   7,874,680x = 12,336,898 × 12,336,898
4. Step 4: Simplify right side
   7,874,680x = 152,199,052,262,404
5. Step 5: Solve for x
   x = 152,199,052,262,404/7,874,680
6. Step 6: Final answer
   x = 19,327,649.16