Finding the Third Proportional to 40,528 and 65,117

Step by Step Solution

1. Step 1: Write the proportion equation
   40,528 : 65,117 = 65,117 : x
2. Step 2: Convert to fraction form
   40,528/65,117 = 65,117/x
3. Step 3: Cross multiply
   40,528x = 65,117 × 65,117
4. Step 4: Simplify right side
   40,528x = 4,240,223,689
5. Step 5: Solve for x
   x = 4,240,223,689/40,528
6. Step 6: Final answer
   x = 104,624.55