Finding the Third Proportional to 2,290,512 and 5,174,904

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,512 : 5,174,904 = 5,174,904 : x
2. Step 2: Convert to fraction form
   2,290,512/5,174,904 = 5,174,904/x
3. Step 3: Cross multiply
   2,290,512x = 5,174,904 × 5,174,904
4. Step 4: Simplify right side
   2,290,512x = 26,779,631,409,216
5. Step 5: Solve for x
   x = 26,779,631,409,216/2,290,512
6. Step 6: Final answer
   x = 11,691,548.18