Finding the Third Proportional to 2,479.78 and 3,715.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,479.78 : 3,715.03 = 3,715.03 : x
2. Step 2: Convert to fraction form
   2,479.78/3,715.03 = 3,715.03/x
3. Step 3: Cross multiply
   2,479.78x = 3,715.03 × 3,715.03
4. Step 4: Simplify right side
   2,479.78x = 13,801,457.19
5. Step 5: Solve for x
   x = 13,801,457.19/2,479.78
6. Step 6: Final answer
   x = 5,565.59