Finding the Third Proportional to 4,372,602 and 9,606,072

Step by Step Solution

1. Step 1: Write the proportion equation
   4,372,602 : 9,606,072 = 9,606,072 : x
2. Step 2: Convert to fraction form
   4,372,602/9,606,072 = 9,606,072/x
3. Step 3: Cross multiply
   4,372,602x = 9,606,072 × 9,606,072
4. Step 4: Simplify right side
   4,372,602x = 92,276,619,269,184
5. Step 5: Solve for x
   x = 92,276,619,269,184/4,372,602
6. Step 6: Final answer
   x = 21,103,365.75