Finding the Third Proportional to 2,290,248 and 4,975,128

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,248 : 4,975,128 = 4,975,128 : x
2. Step 2: Convert to fraction form
   2,290,248/4,975,128 = 4,975,128/x
3. Step 3: Cross multiply
   2,290,248x = 4,975,128 × 4,975,128
4. Step 4: Simplify right side
   2,290,248x = 24,751,898,616,384
5. Step 5: Solve for x
   x = 24,751,898,616,384/2,290,248
6. Step 6: Final answer
   x = 10,807,518.93