Finding the Third Proportional to 2,497,137 and 5,480,326.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,497,137 : 5,480,326.50 = 5,480,326.50 : x
2. Step 2: Convert to fraction form
   2,497,137/5,480,326.50 = 5,480,326.50/x
3. Step 3: Cross multiply
   2,497,137x = 5,480,326.50 × 5,480,326.50
4. Step 4: Simplify right side
   2,497,137x = 30,033,978,546,602.25
5. Step 5: Solve for x
   x = 30,033,978,546,602.25/2,497,137
6. Step 6: Final answer
   x = 12,027,365.16