Finding the Third Proportional to 2,121,264 and 4,611,384

Step by Step Solution

1. Step 1: Write the proportion equation
   2,121,264 : 4,611,384 = 4,611,384 : x
2. Step 2: Convert to fraction form
   2,121,264/4,611,384 = 4,611,384/x
3. Step 3: Cross multiply
   2,121,264x = 4,611,384 × 4,611,384
4. Step 4: Simplify right side
   2,121,264x = 21,264,862,395,456
5. Step 5: Solve for x
   x = 21,264,862,395,456/2,121,264
6. Step 6: Final answer
   x = 10,024,618.53