Finding the Third Proportional to 7,721,248 and 16,468,456

Step by Step Solution

1. Step 1: Write the proportion equation
   7,721,248 : 16,468,456 = 16,468,456 : x
2. Step 2: Convert to fraction form
   7,721,248/16,468,456 = 16,468,456/x
3. Step 3: Cross multiply
   7,721,248x = 16,468,456 × 16,468,456
4. Step 4: Simplify right side
   7,721,248x = 271,210,043,023,936
5. Step 5: Solve for x
   x = 271,210,043,023,936/7,721,248
6. Step 6: Final answer
   x = 35,125,156.32