Finding the Third Proportional to 2,442,546 and 5,209,709.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442,546 : 5,209,709.50 = 5,209,709.50 : x
2. Step 2: Convert to fraction form
   2,442,546/5,209,709.50 = 5,209,709.50/x
3. Step 3: Cross multiply
   2,442,546x = 5,209,709.50 × 5,209,709.50
4. Step 4: Simplify right side
   2,442,546x = 27,141,073,074,390.25
5. Step 5: Solve for x
   x = 27,141,073,074,390.25/2,442,546
6. Step 6: Final answer
   x = 11,111,796.08