Finding the Third Proportional to 1,479.38 and 2,102.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.38 : 2,102.81 = 2,102.81 : x
2. Step 2: Convert to fraction form
   1,479.38/2,102.81 = 2,102.81/x
3. Step 3: Cross multiply
   1,479.38x = 2,102.81 × 2,102.81
4. Step 4: Simplify right side
   1,479.38x = 4,421,820.41
5. Step 5: Solve for x
   x = 4,421,820.41/1,479.38
6. Step 6: Final answer
   x = 2,988.98