Finding the Third Proportional to 7,980,271 and 12,382,095

Step by Step Solution

1. Step 1: Write the proportion equation
   7,980,271 : 12,382,095 = 12,382,095 : x
2. Step 2: Convert to fraction form
   7,980,271/12,382,095 = 12,382,095/x
3. Step 3: Cross multiply
   7,980,271x = 12,382,095 × 12,382,095
4. Step 4: Simplify right side
   7,980,271x = 153,316,276,589,025
5. Step 5: Solve for x
   x = 153,316,276,589,025/7,980,271
6. Step 6: Final answer
   x = 19,211,913.55