Finding the Third Proportional to 4,947,492 and 10,642,908

Step by Step Solution

1. Step 1: Write the proportion equation
   4,947,492 : 10,642,908 = 10,642,908 : x
2. Step 2: Convert to fraction form
   4,947,492/10,642,908 = 10,642,908/x
3. Step 3: Cross multiply
   4,947,492x = 10,642,908 × 10,642,908
4. Step 4: Simplify right side
   4,947,492x = 113,271,490,696,464
5. Step 5: Solve for x
   x = 113,271,490,696,464/4,947,492
6. Step 6: Final answer
   x = 22,894,729.43