Finding the Third Proportional to 2,173,080 and 4,880,112

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173,080 : 4,880,112 = 4,880,112 : x
2. Step 2: Convert to fraction form
   2,173,080/4,880,112 = 4,880,112/x
3. Step 3: Cross multiply
   2,173,080x = 4,880,112 × 4,880,112
4. Step 4: Simplify right side
   2,173,080x = 23,815,493,132,544
5. Step 5: Solve for x
   x = 23,815,493,132,544/2,173,080
6. Step 6: Final answer
   x = 10,959,326.45