Finding the Third Proportional to 2,715.19 and 7,045.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,715.19 : 7,045.31 = 7,045.31 : x
2. Step 2: Convert to fraction form
   2,715.19/7,045.31 = 7,045.31/x
3. Step 3: Cross multiply
   2,715.19x = 7,045.31 × 7,045.31
4. Step 4: Simplify right side
   2,715.19x = 49,636,428.22
5. Step 5: Solve for x
   x = 49,636,428.22/2,715.19
6. Step 6: Final answer
   x = 18,281.03