Finding the Third Proportional to 12,156,716.25 and 25,940,560.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,156,716.25 : 25,940,560.50 = 25,940,560.50 : x
2. Step 2: Convert to fraction form
   12,156,716.25/25,940,560.50 = 25,940,560.50/x
3. Step 3: Cross multiply
   12,156,716.25x = 25,940,560.50 × 25,940,560.50
4. Step 4: Simplify right side
   12,156,716.25x = 672,912,679,054,160.25
5. Step 5: Solve for x
   x = 672,912,679,054,160.25/12,156,716.25
6. Step 6: Final answer
   x = 55,353,161.60