Finding the Third Proportional to 4,582,760 and 9,953,729

Step by Step Solution

1. Step 1: Write the proportion equation
   4,582,760 : 9,953,729 = 9,953,729 : x
2. Step 2: Convert to fraction form
   4,582,760/9,953,729 = 9,953,729/x
3. Step 3: Cross multiply
   4,582,760x = 9,953,729 × 9,953,729
4. Step 4: Simplify right side
   4,582,760x = 99,076,721,005,441
5. Step 5: Solve for x
   x = 99,076,721,005,441/4,582,760
6. Step 6: Final answer
   x = 21,619,443.52