Finding the Third Proportional to 40,300 and 58,716

Step by Step Solution

1. Step 1: Write the proportion equation
   40,300 : 58,716 = 58,716 : x
2. Step 2: Convert to fraction form
   40,300/58,716 = 58,716/x
3. Step 3: Cross multiply
   40,300x = 58,716 × 58,716
4. Step 4: Simplify right side
   40,300x = 3,447,568,656
5. Step 5: Solve for x
   x = 3,447,568,656/40,300
6. Step 6: Final answer
   x = 85,547.61