Finding the Third Proportional to 5,819,964 and 8,810,469

Step by Step Solution

1. Step 1: Write the proportion equation
   5,819,964 : 8,810,469 = 8,810,469 : x
2. Step 2: Convert to fraction form
   5,819,964/8,810,469 = 8,810,469/x
3. Step 3: Cross multiply
   5,819,964x = 8,810,469 × 8,810,469
4. Step 4: Simplify right side
   5,819,964x = 77,624,363,999,961
5. Step 5: Solve for x
   x = 77,624,363,999,961/5,819,964
6. Step 6: Final answer
   x = 13,337,602.09