Finding the Third Proportional to 7,077.38 and 10,618.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,077.38 : 10,618.59 = 10,618.59 : x
2. Step 2: Convert to fraction form
   7,077.38/10,618.59 = 10,618.59/x
3. Step 3: Cross multiply
   7,077.38x = 10,618.59 × 10,618.59
4. Step 4: Simplify right side
   7,077.38x = 112,754,533.23
5. Step 5: Solve for x
   x = 112,754,533.23/7,077.38
6. Step 6: Final answer
   x = 15,931.69