Finding the Third Proportional to 1,715.77 and 3,696.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.77 : 3,696.05 = 3,696.05 : x
2. Step 2: Convert to fraction form
   1,715.77/3,696.05 = 3,696.05/x
3. Step 3: Cross multiply
   1,715.77x = 3,696.05 × 3,696.05
4. Step 4: Simplify right side
   1,715.77x = 13,660,762.50
5. Step 5: Solve for x
   x = 13,660,762.50/1,715.77
6. Step 6: Final answer
   x = 7,961.90