Finding the Third Proportional to 5,108,910 and 7,684,825.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,108,910 : 7,684,825.50 = 7,684,825.50 : x
2. Step 2: Convert to fraction form
   5,108,910/7,684,825.50 = 7,684,825.50/x
3. Step 3: Cross multiply
   5,108,910x = 7,684,825.50 × 7,684,825.50
4. Step 4: Simplify right side
   5,108,910x = 59,056,542,965,450.25
5. Step 5: Solve for x
   x = 59,056,542,965,450.25/5,108,910
6. Step 6: Final answer
   x = 11,559,519.15