Finding the Third Proportional to 2,558,385 and 5,597,453.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,385 : 5,597,453.25 = 5,597,453.25 : x
2. Step 2: Convert to fraction form
   2,558,385/5,597,453.25 = 5,597,453.25/x
3. Step 3: Cross multiply
   2,558,385x = 5,597,453.25 × 5,597,453.25
4. Step 4: Simplify right side
   2,558,385x = 31,331,482,885,935.56
5. Step 5: Solve for x
   x = 31,331,482,885,935.56/2,558,385
6. Step 6: Final answer
   x = 12,246,586.38