Finding the Third Proportional to 12,840,799.50 and 27,499,740

Step by Step Solution

1. Step 1: Write the proportion equation
   12,840,799.50 : 27,499,740 = 27,499,740 : x
2. Step 2: Convert to fraction form
   12,840,799.50/27,499,740 = 27,499,740/x
3. Step 3: Cross multiply
   12,840,799.50x = 27,499,740 × 27,499,740
4. Step 4: Simplify right side
   12,840,799.50x = 756,235,700,067,600
5. Step 5: Solve for x
   x = 756,235,700,067,600/12,840,799.50
6. Step 6: Final answer
   x = 58,893,194.31