Finding the Third Proportional to 5,045.41 and 7,874.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,045.41 : 7,874.72 = 7,874.72 : x
2. Step 2: Convert to fraction form
   5,045.41/7,874.72 = 7,874.72/x
3. Step 3: Cross multiply
   5,045.41x = 7,874.72 × 7,874.72
4. Step 4: Simplify right side
   5,045.41x = 62,011,195.39
5. Step 5: Solve for x
   x = 62,011,195.39/5,045.41
6. Step 6: Final answer
   x = 12,290.61