Finding the Third Proportional to 2,981,276 and 6,434,620

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981,276 : 6,434,620 = 6,434,620 : x
2. Step 2: Convert to fraction form
   2,981,276/6,434,620 = 6,434,620/x
3. Step 3: Cross multiply
   2,981,276x = 6,434,620 × 6,434,620
4. Step 4: Simplify right side
   2,981,276x = 41,404,334,544,400
5. Step 5: Solve for x
   x = 41,404,334,544,400/2,981,276
6. Step 6: Final answer
   x = 13,888,125.27