Finding the Third Proportional to 2,457,498 and 5,387,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457,498 : 5,387,389.50 = 5,387,389.50 : x
2. Step 2: Convert to fraction form
   2,457,498/5,387,389.50 = 5,387,389.50/x
3. Step 3: Cross multiply
   2,457,498x = 5,387,389.50 × 5,387,389.50
4. Step 4: Simplify right side
   2,457,498x = 29,023,965,624,710.25
5. Step 5: Solve for x
   x = 29,023,965,624,710.25/2,457,498
6. Step 6: Final answer
   x = 11,810,372.02