Finding the Third Proportional to 2,488,321 and 5,458,754

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488,321 : 5,458,754 = 5,458,754 : x
2. Step 2: Convert to fraction form
   2,488,321/5,458,754 = 5,458,754/x
3. Step 3: Cross multiply
   2,488,321x = 5,458,754 × 5,458,754
4. Step 4: Simplify right side
   2,488,321x = 29,797,995,232,516
5. Step 5: Solve for x
   x = 29,797,995,232,516/2,488,321
6. Step 6: Final answer
   x = 11,975,141.16