Finding the Third Proportional to 5,107,812 and 7,617,417

Step by Step Solution

1. Step 1: Write the proportion equation
   5,107,812 : 7,617,417 = 7,617,417 : x
2. Step 2: Convert to fraction form
   5,107,812/7,617,417 = 7,617,417/x
3. Step 3: Cross multiply
   5,107,812x = 7,617,417 × 7,617,417
4. Step 4: Simplify right side
   5,107,812x = 58,025,041,751,889
5. Step 5: Solve for x
   x = 58,025,041,751,889/5,107,812
6. Step 6: Final answer
   x = 11,360,058.23