Finding the Third Proportional to 4,314,390 and 9,362,154

Step by Step Solution

1. Step 1: Write the proportion equation
   4,314,390 : 9,362,154 = 9,362,154 : x
2. Step 2: Convert to fraction form
   4,314,390/9,362,154 = 9,362,154/x
3. Step 3: Cross multiply
   4,314,390x = 9,362,154 × 9,362,154
4. Step 4: Simplify right side
   4,314,390x = 87,649,927,519,716
5. Step 5: Solve for x
   x = 87,649,927,519,716/4,314,390
6. Step 6: Final answer
   x = 20,315,717.29