Finding the Third Proportional to 5,418,271.50 and 7,379,939.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,418,271.50 : 7,379,939.25 = 7,379,939.25 : x
2. Step 2: Convert to fraction form
   5,418,271.50/7,379,939.25 = 7,379,939.25/x
3. Step 3: Cross multiply
   5,418,271.50x = 7,379,939.25 × 7,379,939.25
4. Step 4: Simplify right side
   5,418,271.50x = 54,463,503,333,690.56
5. Step 5: Solve for x
   x = 54,463,503,333,690.56/5,418,271.50
6. Step 6: Final answer
   x = 10,051,822.49