Finding the Third Proportional to 12,357,418.50 and 25,844,143.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,357,418.50 : 25,844,143.50 = 25,844,143.50 : x
2. Step 2: Convert to fraction form
   12,357,418.50/25,844,143.50 = 25,844,143.50/x
3. Step 3: Cross multiply
   12,357,418.50x = 25,844,143.50 × 25,844,143.50
4. Step 4: Simplify right side
   12,357,418.50x = 667,919,753,248,592.25
5. Step 5: Solve for x
   x = 667,919,753,248,592.25/12,357,418.50
6. Step 6: Final answer
   x = 54,050,103.85